Note the return check from del_timer, which identifies whether the timer is still in use.

注意来自 del_timer 的返回检查，它确定计时器是否还在使用。

youdao

You need to return it today if you want to check out any books today.

如果你今天要借出任何书的话，今天之内就得还这本书。

youdao

Check return values and handle exceptions.

检查返回值并处理异常。

youdao

If I come into this code, I'm going to check this branch first, if it's not true, ah, there's a return at the end of that branch. If it is true, I do that, and then I've got a second test. If it's true, return I return, otherwise a return.

但是如果我们看看这里,如果我看这段程序,我会先检查这一部分，如果它是假的，啊，这部分分支结尾有一个。

麻省理工公开课 - 计算机科学及编程导论课程节选

chickens OK, and then once I've got that, well, notice: I can then check to see, did I return that special symbol none?

第二部分是：,现在一旦我获得了这两个值，注意，我将再检查一下？

麻省理工公开课 - 计算机科学及编程导论课程节选

I check the return value of GetInt is greater than zero.

我检查了GetInt的返回值比0大。

哈佛公开课 - 计算机科学课程节选

When you return, check out more stories in Our Mobile Society series.

CNN: Your smartphone is a pain in the neck

However, if the problem is not related to a tax preparer or software program (meaning you prepared your own return and did not check the boxes), you may need to file an amended return.

FORBES: Hundreds Of Thousands Of Taxpayers Thought To Be Impacted By Education Credit Snafu

Congress and the Obama Administration would probably be willing to sign the check in return for some environmental promises (making more small cars, for instance), some concessions by workers and the departure of the top executives.

FORBES: Magazine Article