be puzzled as to what to do 有没有这个说法
be puzzled by 为什么所困惑 he was puzzled by this question .他对这道题目困惑.be puzzled over 对……苦苦思考.he was puzzled over this question.他正在思考这个题目.
by puzzled by what to do对该干什么感到困惑
扩展阅读:韩国macbookpro ... oneplus 9r ... matebook14 ... kindle paperwhite 3 ... xboxone欧版 ... paperpass免费入口 ... macbook air pro ... youtubers life ... oneplus 8t ...