vt.
1.知道；了解，懂得。
2.相识，认识；结识。
3.能区别，能分辨，能识别。
+More...4.熟悉，精通，记牢。
5.体验，尝受；经历。
6.〔古语〕与(女性)发生性关系。
Phrases
know the facts 知道[了解]事实。 Do you know English 你懂英语吗？ know for certain that ... 确实知道。 the importance of knowing oneself 知己的重要性，自知之明的重要性。 Do you know how to play chess 你会下棋吗？ The man has gone and nobody knows where. 谁也不知道那个人到哪里去了。 Who knows if it may be so 也许是这样的。 (as) you know, don't you know〔用作插入语〕你也知道，你是知道的。 We all knew him to be honest. 我们都以为他是老实的。 I never know such a man. 我从来不认识这样一个人。 I know him to speak to. 我不深知他，只是见面打打招呼罢了。 I know of him, but I do not know him personally. 我知道他，但不认识他。 I knew him at once. 我立刻认出他来。 I knew him for an American. 我看出他是个美国人。 I would know her even in a crowd. 就是在人群中，我也能认出她来。 know right from wrong 分辨是非。 He doesn't know a friend from an enemy. 他不分敌友。 I don't know him from Adam. 我简直不晓得他是谁。 know one's lines by heart 背熟自己的台词。 I have told you I don't know how many times not to touch it. 我对你说不要碰它，不知多少次了。 know sb. by name 只知道某人的名字；能说出某人的名字。 know sb. by sight 同某人只是面熟。 know truth through practice 通过实践认识真理。 He has known better days. 他过过好日子。 He never knew fear. 他从来不知道害怕。 His wrath knew no bounds. 他怒不可遏。vi.
知道，了解，懂得。 Do you know of that matter -Yes, I know. 你知道那件事吗？ -我知道。 The best method I know of. 我所知道的最好的方法。 I know of its being so. 我知道是如此的。 all one knows 〔口语〕力所能及的一切尽全力(地)(He will do all he knows. 他会拼命干的)。 before you know where you are 〔口语〕立即，马上。 don't I know it 〔口语〕就算我知道〔表示无可奈何的同意〕。 for all I know就我所知(For all I know, the matter may have been settled. 据我所知，这事也许早解决了)。 God [Goodness, Heaven, Lord, the Lord] knows! 天晓得!谁知道! (God knows that it is true. 这绝对是真的。 God [Heaven] knows where he fled. 谁知道他跑到哪里去了。 He is always busy with God knows what. 谁知道他整天在忙啥东西)。 I know what. 我有一个新的想法[建议]。 I knew it. 我早知道那件事要发生。 I want to know. 〔美口〕哎呀，唷〔表示惊讶等〕。 I wouldn't know. 〔美国〕我不知道。 know a thing or two, know black from white, know chalk from cheese, know how many beans make five, know one's way about, know what's what 精明，有经验，有判断力，明事理，洞悉世态人情。 know about [of]... 知道关于…的情况。 know all the answers 〔口语〕 1. 聪明伶俐。 2. 自称无所不知的人，知识里手。 know better (than that, than to do) 明白事理(而不致于…)(I know better than to do such a thing. 我决不会蠢到去干那样的事)。 know one's goods [onions, stuff] 〔美国〕精通某事[某问题]，有充分的专门知识。 know one's business 精通自己干的一行。 know one's own mind 有自己的想法，果断。 know the time of day 消息灵通；能见机行事。 know what one is about 一切能应付裕如。 To know everything is to know nothing. 〔谚语〕样样都懂，样样不通。 What do you know？ 〔口语〕真想不到。 What do you know about this [that] 〔口语〕你看怪不怪？ 真没有想到。 Who knows 〔口语〕怎么知道呢？ 说不定。 You never know what you can do till you try. 〔谚语〕下手尝试，才知自己有几分本事。n.
〔口语〕知晓，知情〔仅用于成语〕。 be in the know了解内情。 not in the know不明真相。 those in the know〔口语〕消息灵通人士。
