So that is a flag that tells the compiler that I want to use or link into my own program code that someone else wrote that lives somewhere else on the system whose moniker is CS50.

所以那是一个标记，用来告诉编译器我想使用，或连接我自己的程序代码到一个叫做CS50的系统中的程序，可能其他人在那个系统写了这些程序。

youdao

A problem arises when someone easily understands how to use an object, but cannot execute the action required to do so.

设想这样一种情景：人们虽然能轻松懂得如何使用某件物品，但是却缺乏执行操作的能力。

youdao

Only in America......do we use answering machines to screen calls and then have call waiting so we won't miss a call from someone we didn't want to talk to in the first place.

只有在美国，人们用电话答录机甄选来电和电话自动等候功能为了我们不错过任何一个电话，甚至是从一个我们起初并不想说话的家伙那里打来的。

youdao

He says the Keys have been lucky,so far. "I hate to use the work lucky in terms of an oil spill, because someone else is having a lot of issues and we know where the environment is having issues."

VOA: standard.2010.07.05

The standard library, that first line of code, it's not strictly necessary but any time you use a function, a tool that someone else wrote that lives in that so called library, you do need that include line as we'll see.

标准库函数--第一行代码，严格来说，不是每次都要写的，但是一旦你调用某个别人写，的函数，而这个函数又恰巧位于标准库里面,你就要像我们看到的这样，把它include进去。

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Somebody might someday use his car to kill someone, so should the government complicate car registration and limit horsepower?

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So, of course, we have to ask: did someone use this as a precedent for the Lehman appendix because it is the quarterly loss template?

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They can also check when their dorm's peak laundry time is, so they can avoid having their sopping wet clothing taken out of the washer by someone else desperate to use the machine.

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