我见过他。

　　I know him by sight. *know... by sight “知道，见过面”。

　　Do you know that man? (你认识那个人吗?)

　　No, but I know him by sight. (不认识，但我见过他。)

　　嗯，我听说了。

　　Yeah, I heard about it.

　　Jeff got married. (杰夫结婚了。)

　　Yeah, I heard about it. (啊，我听说了。)

　　Yeah, someone told me.

　　Yes, I've been told.

　　Yeah, I know.

　　我听着呢。/我知道了。

　　I hear you. *对对方所说的事情表示“知道了”、“听到了”。

　　We have to work harder. (我们得更加努力地工作了。)

　　I hear you. (我听着呢。/我知道了。)

　　Yes, I understand.

　　我理解了。

　　I'm following you. *向对方再一次表示“我懂了”。

　　So, do you get it? (怎么样?你理解了吗?)

　　I'm following you. (理解了。)

　　I'm with you.

　　I'm following.

　　I'm not following you. (我不明白你的意思。)

　　言之有理。

　　Makes sense. *认为所听到的事情“有道理”、“可以理解”时。

　　He got fired because he was lazy. (他因为懒，才被解雇了。)

　　Makes sense. (说得有道理。)

　　That makes sense.

　　Makes sense to me.

　　You're making sense.

　　That doesn't make sense. (这也太奇怪了。)

　　●不明白、不知道

　　我不明白。

　　I don't understand.

　　I can't tell you. (我不能告诉你。)

　　I don't understand. (我不知道是什么事。)

　　I'm not following.

　　I don't get it. *比较随便的说法。

　　I'm confused.

　　I get it. /I understand. (明白了。)

　　我不太明白。

　　I don't really understand.

　　I don't understand very well.

　　我不清楚。

　　That's not clear. *不清楚对方所说的事情时。

　　So, was he the thief? (这么说，他是个小偷?)

　　That's not clear. (那不太清楚。)

　　我不明白你在说什么。

　　I can't see your point. *表示“我不同意你所说的，我不明白你为什么会这样说”。

　　We should do this first. (我们首先应该做这个。)

　　I can't see your point. (我不明白你在说什么。)

　　I don't see where you're coming from.

　　I don't see your point.

　　我不明白你的意思。

　　I can't understand what you mean.

　　I can't see what you mean.

　　I don't understand what you're trying to say.

　　I don't get your drift.

　　我弄不清楚你想说什么。

　　I'm not sure what you mean.

　　That's how you do it. (所以应该这样做呀。)

　　I'm not sure what you mean. (我弄不清楚你想说什么。)

　　I'm not sure I understand.

　　I'm not sure I see what you mean.

　　I don't know if I understand what you're trying to say.

　　我根本不知道这是怎么回事。

　　I don't know what's what. *what's what 是what is what的缩略形式，直译为“什么是什么”。

　　I don't have any idea what's going on.

　　I don't know anything any more.

　　太难了，我弄不懂。

　　It's over my head. *直译是“它超过了我的头脑”。用于所听到的信息或事情，难于理解、弄不懂时。

　　...so, that's the way to use computers. (总之，电脑是这样使用的。)

　　It's over my head. (太难了，我弄不懂。)

　　It's beyond me.

　　我也搞不清楚。

　　Your guess is as good as mine. *guess “推测，猜想”。这是句常用表达方式，意为“你要不知道，那我更不知道了”。

　　How many people live in this town? (这个镇上住了多少人?)

　　Your guess is as good as mine. (我也不清楚。)

　　越想越糊涂。

　　The more I think about it, the less I understand it. *如例句所示，在more(更好的，更多的)、less(比较少的，更少的)等比较级前面加the，构成the+比较级……，the+比较级……。

　　我不知道他要干什么。

　　I don't know what he is driving at. *drive at... “打算做……”。

　　I don't know what he intends.

　　I don't know what he is getting at.

　　I don't know what he is trying to do.

　　It's not clear. (我不清楚。)