创造一个有用不使顾客分心的主页并不是一个小的事情。

Creating a useful homepage that doesn't distract is no small feat.

youdao

清单1：一个带有用不常见的方式编码的有效负载的有效SOAP信封。

Listing 1: a valid SOAP Envelope with an unusually encoded payload.

youdao

我经常要与分享快乐的冲动作斗争，但这个对我有用不一定对其他人有用。

I often fight the impulse to be a happiness bully, but what works for me might not work for someone else.

youdao

And that's useful because clearly I don't need to know in advance what the answer is going to be, what that string is actually going to be.

那个是有用的，因为我不需要预先知道,那个答案将会变成什么，或者那个字符串将变成什么的时候。

哈佛公开课 - 计算机科学课程节选

Well one bit, really not all that useful, two bits still not all that useful. Eight bits?

一个比特不那么有用，两个也不那么有用，八个比特呢？

哈佛公开课 - 计算机科学课程节选

Some may or may not be useful, but you just don't know.

有些可能有用,有些可能没用,但你们现在还不知道

耶鲁公开课 - 基础物理课程节选