But I do know a few things. I know that the cost of every U. s. sample survey is going up.

但是我对情况也略知一二，我知道每个样本调查费都在增加。

youdao

I know that I don't know anything therefore I know one more thing than u, therefore I am smarter than u.

最聪明的人只比普通人多了解一件事，那就是：他知道他什么都不知道。

youdao

U know, U know I love U so.

你知道我爱你有多深。

youdao

Why he lied I don't know,". This is the last case before the U.N.Special Court for Sierra Leone.

VOA: standard.2009.11.10

So I'm going to write that immediately here, u=0 because I know the answer to that path here.

等温过程，我们可以得到，Δ

麻省理工公开课 - 热力学与动力学课程节选

Well, it's not just in the U.S., essentially every--I don't know if there's any exception.

当然不仅仅是在美国,实质上是每个...我不清楚是否有特例

耶鲁公开课 - 金融市场课程节选

The messages included: "u r very cute indeed" "very glad to know that u r fine now let celebrate this n have some fun on weekend " and "plz dnt say no u know I like u too much dnt break my heart".

BBC: Aberystwyth doctor six-month ban for 'flirting' texts

"If you look at a device like the BlackBerry, I know the U.S. government has gone over that with a fine-tooth comb, and that makes me feel good, " said Mr. Wysopal.

WSJ: T-Mobile in Talks for New Phone

As a young man I thought I knew everything, and as a middle-aged man I still think I know everything but have allowed myself some subtle U-turns on things I once believed to be universal truths.

FORBES: Creative Awards: Vanity Or Sanity?