数学专有名词： Vertical Line Test 是什么意思？ 我需要解释 求小学数学中，数学的专有名词！！（急！）
\u6570\u5b66\u4e13\u4e1a\u672f\u8bed\u7684\u82f1\u6587\u540d\u4ee3\u6570 ALGEBRA
1. \u6570\u8bba
natural number \u81ea\u7136\u6570 positive number \u6b63\u6570 negative number \u8d1f\u6570 odd integer, odd
number \u5947\u6570 even integer, even number \u5076\u6570 integer, whole number \u6574\u6570 positive
whole number \u6b63\u6574\u6570 negative whole number \u8d1f\u6574\u6570 consecutive number \u8fde\u7eed\u6574\u6570real
number, rational number \u5b9e\u6570,\u6709\u7406\u6570 irrational\uff08number\uff09 \u65e0\u7406\u6570 inverse \u5012\u6570composite
number \u5408\u6570 e.g. 4,6,8,9,10,12,14,15\u2026 prime number \u8d28\u6570 e.g. 2,3,5,7,11,13,15\u2026
reciprocal \u5012\u6570common divisor \u516c\u7ea6\u6570 multiple \u500d\u6570 (minimum) common multiple (\u6700\u5c0f)\u516c\u500d\u6570
(prime) factor (\u8d28)\u56e0\u5b50 common factor \u516c\u56e0\u5b50ordinary scale, decimal
scale \u5341\u8fdb\u5236 nonnegative \u975e\u8d1f\u7684 tens \u5341\u4f4d units \u4e2a\u4f4dmode \u4f17\u6570 mean\u5e73\u5747\u6570 median\u4e2d\u503c common
ratio \u516c\u6bd4
2. \u57fa\u672c\u6570\u5b66\u6982\u5ff5
arithmetic mean \u7b97\u672f\u5e73\u5747\u503c weighted average \u52a0\u6743\u5e73\u5747\u503c geometric mean \u51e0\u4f55\u5e73\u5747\u6570 exponent
\u6307\u6570\uff0c\u5e42 base \u4e58\u5e42\u7684\u5e95\u6570,\u5e95\u8fb9 cube \u7acb\u65b9\u6570\uff0c\u7acb\u65b9\u4f53 square root \u5e73\u65b9\u6839cube root \u7acb\u65b9\u6839 common logarithm
\u5e38\u7528\u5bf9\u6570 digit \u6570\u5b57 constant \u5e38\u6570 variable \u53d8\u91cfinverse function \u53cd\u51fd\u6570 complementary
function \u4f59\u51fd\u6570 linear \u4e00\u6b21\u7684\uff0c\u7ebf\u6027\u7684 factorization \u56e0\u5f0f\u5206\u89e3 absolute value
\u7edd\u5bf9\u503c\uff0ce.g.\uff5c-32\uff5c=32 round off \u56db\u820d\u4e94\u5165\u6570\u5b66
3. \u57fa\u672c\u8fd0\u7b97
add\uff0cplus \u52a0 subtract \u51cf difference \u5dee multiply, times \u4e58 product \u79ef divide
\u9664divisible \u53ef\u88ab\u6574\u9664\u7684 divided evenly \u88ab\u6574\u9664 dividend \u88ab\u9664\u6570\uff0c\u7ea2\u5229 divisor \u56e0\u5b50\uff0c\u9664\u6570\uff0c\u516c\u7ea6\u6570
quotient \u5546 remainder \u4f59\u6570 factorial \u9636\u4e58 power \u4e58\u65b9 radical sign, root sign \u6839\u53f7
round to \u56db\u820d\u4e94\u5165 to the nearest \u56db\u820d\u4e94\u5165
4. \u4ee3\u6570\u5f0f\uff0c\u65b9\u7a0b\uff0c\u4e0d\u7b49\u5f0f
algebraic term \u4ee3\u6570\u9879 like terms, similar terms \u540c\u7c7b\u9879 numerical coefficient
\u6570\u5b57\u7cfb\u6570literal coefficient \u5b57\u6bcd\u7cfb\u6570 inequality \u4e0d\u7b49\u5f0f triangle inequality \u4e09\u89d2\u4e0d\u7b49\u5f0f range \u503c\u57df
original equation \u539f\u65b9\u7a0b equivalent equation \u540c\u89e3\u65b9\u7a0b\uff0c\u7b49\u4ef7\u65b9\u7a0b linear equation \u7ebf\u6027\u65b9\u7a0b(e.g.
5x+6=22)
5. \u5206\u6570\uff0c\u5c0f\u6570
proper fraction \u771f\u5206\u6570 improper fraction \u5047\u5206\u6570 mixed number \u5e26\u5206\u6570 vulgar
fraction\uff0ccommon fraction \u666e\u901a\u5206\u6570 simple fraction \u7b80\u5206\u6570 complex fraction
\u7e41\u5206\u6570numerator \u5206\u5b50 denominator \u5206\u6bcd (least) common denominator \uff08\u6700\u5c0f\uff09\u516c\u5206\u6bcd quarter
\u56db\u5206\u4e4b\u4e00 decimal fraction \u7eaf\u5c0f\u6570 infinite decimal \u65e0\u7a77\u5c0f\u6570 recurring decimal \u5faa\u73af\u5c0f\u6570
tenths unit \u5341\u5206\u4f4d
6. \u96c6\u5408
union \u5e76\u96c6 proper subset \u771f\u5b50\u96c6 solution set \u89e3\u96c6
7. \u6570\u5217
arithmetic progression(sequence) \u7b49\u5dee\u6570\u5217 geometric progression(sequence) \u7b49\u6bd4\u6570\u5217
8. \u5176\u5b83
approximate \u8fd1\u4f3c (anti)clockwise (\u9006) \u987a\u65f6\u9488\u65b9\u5411 cardinal \u57fa\u6570 ordinal \u5e8f\u6570 direct
proportion \u6b63\u6bd4 distinct \u4e0d\u540c\u7684 estimation \u4f30\u8ba1\uff0c\u8fd1\u4f3c parentheses \u62ec\u53f7 proportion \u6bd4\u4f8b
permutation \u6392\u5217 combination \u7ec4\u5408 table \u8868\u683c trigonometric function \u4e09\u89d2\u51fd\u6570 unit \u5355\u4f4d,\u4f4d
\u51e0\u4f55 GEOMETRY
1. \u89d2
alternate angle \u5185\u9519\u89d2 corresponding angle \u540c\u4f4d\u89d2 vertical angle \u5bf9\u9876\u89d2 central angle
\u5706\u5fc3\u89d2 interior angle \u5185\u89d2 exterior angle \u5916\u89d2 supplementary angles \u8865\u89d2complementary
angle \u4f59\u89d2 adjacent angle \u90bb\u89d2 acute angle \u9510\u89d2 obtuse angle \u949d\u89d2right angle \u76f4\u89d2
round angle \u5468\u89d2 straight angle \u5e73\u89d2 included angle \u5939\u89d2
2. \u4e09\u89d2\u5f62
equilateral triangle \u7b49\u8fb9\u4e09\u89d2\u5f62 scalene triangle \u4e0d\u7b49\u8fb9\u4e09\u89d2\u5f62 isosceles triangle \u7b49\u8170\u4e09\u89d2\u5f62
right triangle \u76f4\u89d2\u4e09\u89d2\u5f62 oblique \u659c\u4e09\u89d2\u5f62 inscribed triangle \u5185\u63a5\u4e09\u89d2\u5f62
3. \u6536\u655b\u7684\u5e73\u9762\u56fe\u5f62\uff0c\u9664\u4e09\u89d2\u5f62\u5916
semicircle \u534a\u5706 concentric circles \u540c\u5fc3\u5706 quadrilateral \u56db\u8fb9\u5f62 pentagon \u4e94\u8fb9\u5f62hexagon
\u516d\u8fb9\u5f62 heptagon \u4e03\u8fb9\u5f62 octagon \u516b\u8fb9\u5f62 nonagon \u4e5d\u8fb9\u5f62 decagon \u5341\u8fb9\u5f62 polygon \u591a\u8fb9\u5f62
parallelogram \u5e73\u884c\u56db\u8fb9\u5f62 equilateral \u7b49\u8fb9\u5f62 plane \u5e73\u9762 square \u6b63\u65b9\u5f62\uff0c\u5e73\u65b9 rectangle \u957f\u65b9\u5f62
regular polygon \u6b63\u591a\u8fb9\u5f62 rhombus \u83f1\u5f62 trapezoid \u68af\u5f62
4. \u5176\u5b83\u5e73\u9762\u56fe\u5f62
arc \u5f27 line, straight line \u76f4\u7ebf line segment \u7ebf\u6bb5 parallel lines \u5e73\u884c\u7ebf segment of a
circle \u5f27\u5f62
5. \u7acb\u4f53\u56fe\u5f62
cube \u7acb\u65b9\u4f53\uff0c\u7acb\u65b9\u6570 rectangular solid \u957f\u65b9\u4f53 regular solid/regular polyhedron
\u6b63\u591a\u9762\u4f53circular cylinder \u5706\u67f1\u4f53 cone \u5706\u9525 sphere \u7403\u4f53 solid \u7acb\u4f53\u7684
6. \u56fe\u5f62\u7684\u9644\u5c5e\u6982\u5ff5
plane geometry \u5e73\u9762\u51e0\u4f55 trigonometry \u4e09\u89d2\u5b66 bisect \u5e73\u5206 circumscribe \u5916\u5207 inscribe
\u5185\u5207 intersect \u76f8\u4ea4 perpendicular \u5782\u76f4 Pythagorean theorem \u52fe\u80a1\u5b9a\u7406\uff08\u6bd5\u8fbe\u54e5\u62c9\u65af\u5b9a\u7406\uff09 congruent
\u5168\u7b49\u7684 multilateral \u591a\u8fb9\u7684 altitude \u9ad8 depth \u6df1\u5ea6 side \u8fb9\u957f circumference, perimeter
\u5468\u957f radian \u5f27\u5ea6 surface area \u8868\u9762\u79ef volume \u4f53\u79ef arm \u76f4\u89d2\u4e09\u89d2\u5f62\u7684\u80a1 cross section \u6a2a\u622a\u9762
center of a circle \u5706\u5fc3 chord \u5f26 diameter \u76f4\u5f84radius \u534a\u5f84 angle bisector \u89d2\u5e73\u5206\u7ebf
diagonal \u5bf9\u89d2\u7ebf\u5316 edge \u68f1 face of a solid \u7acb\u4f53\u7684\u9762 hypotenuse \u659c\u8fb9 included side \u5939\u8fb9 leg
\u4e09\u89d2\u5f62\u7684\u76f4\u89d2\u8fb9 median\uff08\u4e09\u89d2\u5f62\u7684\uff09\u4e2d\u7ebf base \u5e95\u8fb9\uff0c\u5e95\u6570\uff08e.g. 2\u76845\u6b21\u65b9\uff0c2\u5c31\u662f\u5e95\u6570\uff09 opposite \u76f4\u89d2\u4e09\u89d2\u5f62\u4e2d\u7684\u5bf9\u8fb9
midpoint \u4e2d\u70b9 endpoint \u7aef\u70b9 vertex (\u590d\u6570\u5f62\u5f0fvertices)\u9876\u70b9 tangent \u5207\u7ebf\u7684transversal \u622a\u7ebf
intercept \u622a\u8ddd
7. \u5750\u6807
coordinate system \u5750\u6807\u7cfb rectangular coordinate \u76f4\u89d2\u5750\u6807\u7cfb origin \u539f\u70b9 abscissa \u6a2a\u5750\u6807
ordinate \u7eb5\u5750\u6807 number line \u6570\u8f74 quadrant \u8c61\u9650 slope \u659c\u7387 complex plane \u590d\u5e73\u9762
add\uff0cplus \u52a0�
subtract \u51cf�
difference \u5dee��
multiply, times \u4e58�
product \u79ef�
divide \u9664�
divisible \u53ef\u88ab\u6574\u9664\u7684�
divided evenly \u88ab\u6574\u9664�
dividend \u88ab\u9664\u6570\uff0c\u7ea2\u5229�
divisor \u56e0\u5b50\uff0c\u9664\u6570�
quotient \u5546�
remainder \u4f59\u6570��
factorial \u9636\u4e58�
power \u4e58\u65b9�
radical sign, root sign \u6839\u53f7�
round to \u56db\u820d\u4e94\u5165�
to the nearest \u56db\u820d\u4e94\u5165
2. \u6709\u5173\u96c6\u5408
union \u5e76\u96c6�
proper subset \u771f\u5b50\u96c6�
solution set \u89e3\u96c6��
3.�\u6709\u5173\u4ee3\u6570\u5f0f\u3001\u65b9\u7a0b\u548c\u4e0d\u7b49\u5f0f
algebraic term \u4ee3\u6570\u9879�
like terms, similar terms \u540c\u7c7b\u9879�
numerical coefficient \u6570\u5b57\u7cfb\u6570�
literal coefficient \u5b57\u6bcd\u7cfb\u6570��
inequality \u4e0d\u7b49\u5f0f�
triangle inequality \u4e09\u89d2\u4e0d\u7b49\u5f0f��
range \u503c\u57df��
original equation \u539f\u65b9\u7a0b�
equivalent equation \u540c\u89e3\u65b9\u7a0b\uff0c\u7b49\u4ef7\u65b9\u7a0b�
linear equation \u7ebf\u6027\u65b9\u7a0b(e.g. 5�x�+6=22)�
4.�\u6709\u5173\u5206\u6570\u548c\u5c0f\u6570
proper fraction \u771f\u5206\u6570�
improper fraction \u5047\u5206\u6570�
mixed number \u5e26\u5206\u6570�
vulgar fraction\uff0ccommon fraction \u666e\u901a\u5206\u6570�
simple fraction \u7b80\u5206\u6570�
complex fraction \u7e41\u5206\u6570��
numerator \u5206\u5b50�
denominator \u5206\u6bcd�
(least) common denominator \uff08\u6700\u5c0f\uff09\u516c\u5206\u6bcd�
quarter \u56db\u5206\u4e4b\u4e00�
decimal fraction \u7eaf\u5c0f\u6570�
infinite decimal \u65e0\u7a77\u5c0f\u6570
recurring decimal \u5faa\u73af\u5c0f\u6570�
tenths unit \u5341\u5206\u4f4d��
5. \u57fa\u672c\u6570\u5b66\u6982\u5ff5��
arithmetic mean \u7b97\u672f\u5e73\u5747\u503c�
weighted average \u52a0\u6743\u5e73\u5747\u503c�
geometric mean \u51e0\u4f55\u5e73\u5747\u6570�
exponent \u6307\u6570\uff0c\u5e42�
base \u4e58\u5e42\u7684\u5e95\u6570,\u5e95\u8fb9�
cube \u7acb\u65b9\u6570\uff0c\u7acb\u65b9\u4f53�
square root \u5e73\u65b9\u6839�
cube root \u7acb\u65b9\u6839��
common logarithm \u5e38\u7528\u5bf9\u6570�
digit \u6570\u5b57�
constant \u5e38\u6570�
variable \u53d8\u91cf��
inverse function \u53cd\u51fd\u6570�
complementary function \u4f59\u51fd\u6570�
linear \u4e00\u6b21\u7684\uff0c\u7ebf\u6027\u7684�
factorization \u56e0\u5f0f\u5206\u89e3�
absolute value \u7edd\u5bf9\u503c\uff0ce.g.\uff5c-32\uff5c=32�
round off \u56db\u820d\u4e94\u5165 �
6.�\u6709\u5173\u6570\u8bba�
natural number \u81ea\u7136\u6570�
positive number \u6b63\u6570�
negative number \u8d1f\u6570�
odd integer, odd number \u5947\u6570�
even integer, even number \u5076\u6570�
integer, whole number \u6574\u6570�
positive whole number \u6b63\u6574\u6570�
negative whole number \u8d1f\u6574\u6570��
consecutive number \u8fde\u7eed\u6574\u6570�
real number, rational number \u5b9e\u6570,\u6709\u7406\u6570�
irrational\uff08number\uff09 \u65e0\u7406\u6570��
inverse \u5012\u6570�
composite number \u5408\u6570 e.g. 4,6,8,9,10,12,14,15\u2026\u2026�
prime number \u8d28\u6570 e.g. 2,3,5,7,11,13,15\u2026\u2026 \u6ce8\u610f\uff1a\u6240\u6709\u7684\u8d28\u6570(2\u9664\u5916)\u90fd\u662f\u5947\u6570\uff0c\u4f46\u5947\u6570\u4e0d\u4e00\u5b9a\u662f\u8d28\u6570 reciprocal \u5012\u6570��
common divisor \u516c\u7ea6\u6570�
multiple \u500d\u6570�
(least)common multiple (\u6700\u5c0f)\u516c\u500d\u6570��
(prime) factor (\u8d28)\u56e0\u5b50�
common factor \u516c\u56e0\u5b50��
ordinary scale, decimal scale \u5341\u8fdb\u5236�
nonnegative \u975e\u8d1f\u7684��
tens \u5341\u4f4d�
units \u4e2a\u4f4d��
mode \u4f17\u6570�
median \u4e2d\u6570��
common ratio \u516c\u6bd4��
7.�\u6570\u5217
arithmetic progression(sequence) \u7b49\u5dee\u6570\u5217�
geometric progression(sequence) \u7b49\u6bd4\u6570\u5217��
8.�\u5176\u5b83�
approximate \u8fd1\u4f3c�
(anti)clockwise (\u9006) \u987a\u65f6\u9488\u65b9\u5411�
cardinal \u57fa\u6570�
ordinal \u5e8f\u6570�
direct proportion \u6b63\u6bd4�
distinct \u4e0d\u540c\u7684�
estimation \u4f30\u8ba1\uff0c\u8fd1\u4f3c�
parentheses \u62ec\u53f7�
proportion \u6bd4\u4f8b�
permutation \u6392\u5217�
combination \u7ec4\u5408�
table \u8868\u683c�
trigonometric function \u4e09\u89d2\u51fd\u6570�
unit \u5355\u4f4d,\u4f4d�
\u51e0\u4f55\u90e8\u5206
1. \u6240\u6709\u7684\u89d2
alternate angle \u5185\u9519\u89d2�
corresponding angle \u540c\u4f4d\u89d2�
vertical angle \u5bf9\u9876\u89d2�
central angle \u5706\u5fc3\u89d2�
interior angle \u5185\u89d2�
exterior angle \u5916\u89d2�
supplementary angles \u8865\u89d2�
complementary angle \u4f59\u89d2�
adjacent angle \u90bb\u89d2�
acute angle \u9510\u89d2�
obtuse angle \u949d\u89d2�
right angle \u76f4\u89d2�
round angle \u5468\u89d2�
straight angle \u5e73\u89d2�
included angle \u5939\u89d2��
2.�\u6240\u6709\u7684\u4e09\u89d2\u5f62
equilateral triangle \u7b49\u8fb9\u4e09\u89d2\u5f62�
scalene triangle \u4e0d\u7b49\u8fb9\u4e09\u89d2\u5f62�
isosceles triangle \u7b49\u8170\u4e09\u89d2\u5f62�
right triangle \u76f4\u89d2\u4e09\u89d2\u5f62�
oblique \u659c\u4e09\u89d2\u5f62�
inscribed triangle \u5185\u63a5\u4e09\u89d2\u5f62��
3.�\u6709\u5173\u6536\u655b\u7684\u5e73\u9762\u56fe\u5f62\uff0c\u9664\u4e09\u89d2\u5f62\u5916�
semicircle \u534a\u5706�
concentric circles \u540c\u5fc3\u5706�
quadrilateral \u56db\u8fb9\u5f62�
pentagon \u4e94\u8fb9\u5f62�
hexagon \u516d\u8fb9\u5f62�
heptagon \u4e03\u8fb9\u5f62�
octagon \u516b\u8fb9\u5f62�
nonagon \u4e5d\u8fb9\u5f62�
decagon \u5341\u8fb9\u5f62�
polygon \u591a\u8fb9\u5f62�
parallelogram \u5e73\u884c\u56db\u8fb9\u5f62�
equilateral \u7b49\u8fb9\u5f62�
plane \u5e73\u9762�
square \u6b63\u65b9\u5f62\uff0c\u5e73\u65b9�
rectangle \u957f\u65b9\u5f62�
regular polygon \u6b63\u591a\u8fb9\u5f62�
rhombus \u83f1\u5f62�
trapezoid \u68af\u5f62��
4.�\u5176\u5b83\u5e73\u9762\u56fe\u5f62
arc \u5f27�
line, straight line \u76f4\u7ebf�
line segment \u7ebf\u6bb5�
parallel lines \u5e73\u884c\u7ebf�
segment of a circle \u5f27\u5f62��
5.�\u6709\u5173\u7acb\u4f53\u56fe\u5f62
cube \u7acb\u65b9\u4f53\uff0c\u7acb\u65b9\u6570�
rectangular solid \u957f\u65b9\u4f53�
regular solid/regular polyhedron \u6b63\u591a\u9762\u4f53�
circular cylinder \u5706\u67f1\u4f53�
cone \u5706\u9525�
sphere \u7403\u4f53�
solid \u7acb\u4f53\u7684��
6.�\u6709\u5173\u56fe\u5f62\u4e0a\u7684\u9644\u5c5e\u7269
altitude \u9ad8�
depth \u6df1\u5ea6�
side \u8fb9\u957f�
circumference, perimeter \u5468\u957f�
radian \u5f27\u5ea6�
surface area \u8868\u9762\u79ef�
volume \u4f53\u79ef�
arm \u76f4\u89d2\u4e09\u89d2\u5f62\u7684\u80a1�
cross section \u6a2a\u622a\u9762�
center of a circle \u5706\u5fc3�
chord \u5f26�
radius \u534a\u5f84�
angle bisector \u89d2\u5e73\u5206\u7ebf�
diagonal \u5bf9\u89d2\u7ebf�
diameter \u76f4\u5f84�
edge \u68f1�
face of a solid \u7acb\u4f53\u7684\u9762�
hypotenuse \u659c\u8fb9�
included side \u5939\u8fb9�
leg \u4e09\u89d2\u5f62\u7684\u76f4\u89d2\u8fb9�
median of a triangle \u4e09\u89d2\u5f62\u7684\u4e2d\u7ebf�
base \u5e95\u8fb9\uff0c\u5e95\u6570\uff08e.g. 2\u76845\u6b21\u65b9\uff0c2\u5c31\u662f\u5e95\u6570\uff09�
opposite \u76f4\u89d2\u4e09\u89d2\u5f62\u4e2d\u7684\u5bf9\u8fb9�
midpoint \u4e2d\u70b9�
endpoint \u7aef\u70b9�
vertex (\u590d\u6570\u5f62\u5f0fvertices)\u9876\u70b9�
tangent \u5207\u7ebf\u7684�
transversal \u622a\u7ebf�
intercept \u622a\u8ddd��
7.�\u6709\u5173\u5750\u6807��
coordinate system \u5750\u6807\u7cfb�
rectangular coordinate \u76f4\u89d2\u5750\u6807\u7cfb�
origin \u539f\u70b9�
abscissa \u6a2a\u5750\u6807�
ordinate \u7eb5\u5750\u6807�
number line \u6570\u8f74�
quadrant \u8c61\u9650�
slope \u659c\u7387�
complex plane \u590d\u5e73\u9762��
8.�\u5176\u5b83
plane geometry \u5e73\u9762\u51e0\u4f55�
trigonometry \u4e09\u89d2\u5b66�
bisect \u5e73\u5206�
circumscribe \u5916\u5207�
inscribe \u5185\u5207�
intersect \u76f8\u4ea4�
perpendicular \u5782\u76f4�
pythagorean theorem \u52fe\u80a1\u5b9a\u7406�
congruent \u5168\u7b49\u7684�
multilateral \u591a\u8fb9\u7684�
\u5176\u5b83��
1.�\u5355\u4f4d\u7c7b�
cent \u7f8e\u5206�
penny \u4e00\u7f8e\u5206\u786c\u5e01 �
nickel 5\u7f8e\u5206\u786c\u5e01�
dime \u4e00\u89d2\u786c\u5e01�
dozen \u6253\uff0812\u4e2a\uff09�
score \u5eff(20\u4e2a)�
Centigrade \u6444\u6c0f�
Fahrenheit \u534e\u6c0f�
quart \u5938\u8131�
gallon \u52a0\u4ed1(1 gallon = 4 quart)�
yard \u7801�
meter \u7c73�
micron \u5fae\u7c73�
inch \u82f1\u5bf8�
foot \u82f1\u5c3a�
minute \u5206(\u89d2\u5ea6\u7684\u5ea6\u91cf\u5355\u4f4d\uff0c60\u5206=1\u5ea6)�
square measure \u5e73\u65b9\u5355\u4f4d\u5236�
cubic meter \u7acb\u65b9\u7c73�
pint \u54c1\u8131(\u5e72\u91cf\u6216\u6db2\u91cf\u7684\u5355\u4f4d)��
2.�\u6709\u5173\u6587\u5b57\u53d9\u8ff0\u9898\uff0c\u4e3b\u8981\u662f\u6709\u5173\u5546\u4e1a
intercalary year(leap year) \u95f0\u5e74(366\u5929)�
common year \u5e73\u5e74(365\u5929)�
depreciation \u6298\u65e7�
down payment \u76f4\u63a5\u4ed8\u6b3e�
discount \u6253\u6298�
margin \u5229\u6da6�
profit \u5229\u6da6�
interest \u5229\u606f�
simple interest \u5355\u5229�
compounded interest \u590d\u5229�
dividend \u7ea2\u5229�
decrease to \u51cf\u5c11\u5230�
decrease by \u51cf\u5c11\u4e86�
increase to \u589e\u52a0\u5230�
increase by \u589e\u52a0\u4e86�
denote \u8868\u793a�
list price \u6807\u4ef7�
markup \u6da8\u4ef7�
per capita \u6bcf\u4eba�
ratio \u6bd4\u7387�
retail price \u96f6\u552e\u4ef7�
tie \u6253
垂线测试
扩展阅读：participant ... 手机扫一扫自动算数 ... participate 名词 ... 一年级数学分解法 ... 《数学真美妙》内容 ... 坐标定位查询 ... 论著是指article吗 ... al为后缀的名词 ... be+of+名词相当于形容词 ...
