knock down、knock over和knock off的区别。具体一点。谢谢 knock off和knock over的区别
knock off\u548c knock over \u6709\u4ec0\u4e48\u4e0d\u540c\uff1f\u5f53knock off\u548cknock over\u540c\u65f6\u5728\u8868\u793a\u201c\u649e\u5012\u201d\u610f\u601d\u7684\u65f6\u5019\uff0cknock over\u4e00\u822c\u5c31\u662f\u6307\u649e\u5012\uff08+ed\u88ab\u52a8\uff09\uff0c\u6bd4\u5982\u8bf4A boy was knocked over by a passing car but was fortunately unhurt.\u800cknock off\u5219\u6307\u4ece\u67d0\u4e2a\u5730\u65b9\uff08\u88ab\uff09\u649e\u5012\uff0c\u5982A boy was knocked off his bike by a passing car but was fortunately unhurt.knock off:knock off\u6253\u7ffb;\u649e\u5012 \u649e\u5012;\u6253\u6389 The little girl knocked the glass off by accident. \u5c0f\u5973\u5b69\u4e0d\u5c0f\u5fc3\u78b0\u843d\u4e86\u73bb\u7483\u676f\u3002 \u51cf\u53bb They knocked off five dollars from the price. \u4ed6\u4eec\u628a\u4ef7\u683c\u964d\u4f4e\u4e86\u4e94\u7f8e\u5143\u3002 \u505c\u6b62;\u6b47\u5de5 Let's knock off now. \u54b1\u4eec\u73b0\u5728\u6b47\u4e00\u4f1a\u513f\u5427\u3002 knock over\u6253\u7ffb;\u649e\u5012 He knocked a glass over. \u4ed6\u628a\u73bb\u7483\u676f\u6253\u7ffb\u4e86\u3002 \u4f7f\u60ca\u5947 She was knocked over by the news. \u5979\u88ab\u90a3\u6d88\u606f\u60ca\u5446\u4e86\u3002 \u6d88\u9664 We have knocked over every difficulty. \u6211\u4eec\u5df2\u6392\u9664\u79cd\u79cd\u56f0\u96be\u3002
\u62d3\u5c55\u8d44\u6599\uff1a
\u8bed\u6cd5\u662f\u8bed\u8a00\u5b66\u7684\u4e00\u4e2a\u5206\u652f\uff0c\u7814\u7a76\u6309\u786e\u5b9a\u7528\u6cd5\u6765\u8fd0\u7528\u7684"\u8bcd\u7c7b"\u3001"\u8bcd"\u7684\u5c48\u6298\u53d8\u5316\u6216\u8868\u793a\u76f8\u4e92\u5173\u7cfb\u7684\u5176\u4ed6\u624b\u6bb5\u4ee5\u53ca\u8bcd\u5728\u53e5\u4e2d\u7684\u529f\u80fd\u548c\u5173\u7cfb\u3002
\u5305\u542b\u8bcd\u7684\u6784\u8bcd\u3001\u6784\u5f62\u7684\u89c4\u5219\u548c\u7ec4\u8bcd\u6210\u53e5\u7684\u89c4\u5219\u3002\u8bed\u6cd5\u6709\u4e24\u4e2a\u542b\u4e49\uff0c\u4e00\u6307\u8bed\u6cd5\u7ed3\u6784\u89c4\u5f8b\u672c\u8eab\uff0c\u5373\u8bed\u6cd5\u4e8b\u5b9e\uff1b\u4e00\u6307\u8bed\u6cd5\u5b66\uff0c\u662f\u63a2\u7d22\u5e76\u63cf\u5199\u8bed\u6cd5\u7ed3\u6784\u7684\u79d1\u5b66\uff0c\u662f\u8bed\u6cd5\u5b66\u8005\u5bf9\u5ba2\u89c2\u5b58\u5728\u7684\u8bed\u6cd5\u4f53\u7cfb\u7684\u8ba4\u8bc6\u548c\u8bf4\u660e\u3002
\u8bed\u6cd5\u4e8b\u5b9e\u672c\u8eab\u6ca1\u6709\u5206\u6b67\uff0c\u4f46\u7531\u4e8e\u8bed\u6cd5\u5b66\u8005\u5360\u6709\u7684\u6750\u6599\uff0c\u89c2\u5bdf\u89d2\u5ea6\uff0c\u5206\u6790\u65b9\u6cd5\u4e0d\u4e00\u81f4\uff0c\u8bed\u6cd5\u5b66\u4f53\u7cfb\u662f\u6709\u5206\u6b67\u7684\u3002
\u8bed\u6cd5\u5305\u62ec\u8bcd\u6cd5\u548c\u53e5\u6cd5\u4e24\u90e8\u5206\u3002\u8bcd\u6cd5\u4e3b\u8981\u662f\u6307\u8bcd\u7684\u6784\u6210\uff0c\u53d8\u5316\u548c\u5206\u7c7b\u89c4\u5f8b\u3002\u53e5\u6cd5\u4e3b\u8981\u662f\u6307\u77ed\u8bed\u548c\u53e5\u5b50\u7b49\u8bed\u6cd5\u5355\u4f4d\u7684\u6784\u6210\u548c\u53d8\u5316\u89c4\u5219\u3002
knock off\u548cknock over\u7684\u533a\u522b\uff1a\u610f\u601d\u4e0d\u540c\u3001\u7528\u6cd5\u4e0d\u540c\u3001\u4fa7\u91cd\u70b9\u4e0d\u540c
\u4e00\u3001\u610f\u601d\u4e0d\u540c
1.knock off\u610f\u601d\uff1a \u62a2\u52ab
2.knock over\u610f\u601d\uff1a\u649e\u5012\uff1b\u62a2\u52ab
\u4e8c\u3001\u7528\u6cd5\u4e0d\u540c
1.knock off\u7528\u6cd5\uff1a\u662f\u62bd\u8c61\u540d\u8bcd,\u4f46\u5374\u53ef\u6570,\u53ef\u52a0\u4e0d\u5b9a\u51a0\u8bcd\u4fee\u9970,\u4e5f\u53ef\u7528\u590d\u6570\u5f62\u5f0f,\u8868\u793a\u590d\u6570\u6982\u5ff5\u3002
\u4f8b\u53e5\uff1a
The police knock off the area to prevent loot.
\u8b66\u5bdf\u7528\u8b66\u6212\u56f4\u4f4f\u8be5\u5730\u533a\u4ee5\u9632\u62a2\u52ab\u3002
2.knock over\u7528\u6cd5\uff1a\u53ef\u7528\u4f5c\u53ca\u7269\u52a8\u8bcd,\u4e5f\u53ef\u7528\u4f5c\u4e0d\u53ca\u7269\u52a8\u8bcd\u3002\u7528\u4f5c\u53ca\u7269\u52a8\u8bcd\u65f6,\u53ef\u63a5\u540d\u8bcd\u6216\u4ee3\u8bcd\u5bbe\u8bed,\u4e5f\u53ef\u63a5\u4ee5\u5f62\u5bb9\u8bcd\u5145\u5f53\u8865\u8db3\u8bed\u7684\u590d\u5408\u5bbe\u8bed\u3002\u53ef\u7528\u4e8e\u88ab\u52a8\u7ed3\u6784\u3002
\u4f8b\u53e5\uff1a
The gang knocked over a jewelry store.
\u8fd9\u4f19\u6b79\u5f92\u62a2\u52ab\u4e86\u4e00\u5bb6\u73e0\u5b9d\u5e97\u3002
\u4e09\u3001\u4fa7\u91cd\u70b9\u4e0d\u540c
1.knock off\u4fa7\u91cd\u70b9\uff1a\u8fd8\u672a\u53d1\u751f\u67d0\u4e8b\uff0c\u5728\u9884\u9632\u9636\u6bb5\u3002
2.knock over\u4fa7\u91cd\u70b9\uff1a\u5df2\u7ecf\u53d1\u751f\u4e86\u67d0\u4e8b\u3002
knock over：打翻，撞倒；吃惊，打败，偷窃，去除，消除，使深受感动，吃掉
knock off：使减少;杀死;下班;偷
knock down、knock over、knock off的区别为：意思不同、用法不同、侧重点不同。
一、意思不同
1、knock down：推倒。
2、knock over：撞翻。
3、knock off：使减少。
二、用法不同
1、knock down：knock用作名词的基本意思是“狠狠的一击，打击”，用于比喻可指“不幸，挫折，艰苦”，引申可指“敲击声，敲击信号”。knock是抽象名词，但却可数，可加不定冠词修饰，也可用复数形式，表示复数概念。
2、knock over：knock的基本意思是用手、拳等硬物“敲打”，指出声地、连续地猛击，引申可指发出敲击或爆裂的声响。还可表示“批评”“数落”“非难”。
3、knock off：表示为“削减”“挖成”“刻成”“与…相交”“使(某人)感到疼痛或痛苦”“缺席”“停止”等。
三、侧重点不同
1、knock down：侧重于表现倒下这一动作。
2、knock over：侧重于表现翻到这一动作。
3、knock off：侧重于表示削减，与另两个完全不同。
扩展阅读：www.sony.com.cn ... scornful ... www.vivo.com ... significant ... knock官方网站 ... knock sth down ... knock him down ... knockdown-dragout ... enormous ...
