know [nəu]
vt. 知道；认识；懂得
vi. 了解；熟悉；确信
[过去式knew 过去分词known 现在分词knowing ].
或：
know [nəu]
vt.
知道，了解，懂得，通晓，掌握…的知识(或技能)：
Does he know English?
他懂英语吗?
I know the facts.
我了解事实情况。
He knows how to play chess.
他会下棋。
确知，确信，确认：
I know that he's a good man.
我确信他是个好人。
认识；相识，结识：
I never know such a man.
我从不认识这样一个人。
He knows my brother.
他认识我弟弟。
I know of him, but I do not know him personally.
我听说过他，但我并不认识他。
记得，牢记，熟记，背熟：
I know an old song about love.
我记得一首关于爱情的老歌。
The actor knows his lines by heart.
那位演员能够背诵自己的台词。
认出，辨认出：
I knew him for a Frenchman.
我认出他是一名法国人。
I knew him at once.
我立即认出了他。
分辨，识别：
You should know right from wrong.
你应当明辨是非。
见到过；听到过[一般用于过去时或完成时]：
I've never known him to cry.
我从未见过他哭泣。
I never knew anyone who could walk on his head.
我从未听说过有人能倒立着走路。
对…有研究，精通：
He knows literature.
他对文学很有研究。
经历，经受，体验：
He has known better days.
他曾过过好日子。
He knew poverty and sorrow.
他经历过穷苦日子。
受…支配(或影响)：
His wrath knew no bounds.
他怒不可遏。
[古语]与…性交，与…发生性关系
vi.
知道，了解，懂得，确知，知情：
I'm not guessing, I really know.
我不是在猜测，我真的知道。
I know of its being so.
我知道是这样的。
n.
[口语]知道，知晓，知情[主要用于习语]
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