The first thing that this code does is check to see if you are online or offline.

这个代码所做的第一件事就是检查您是在线还是离线。

youdao

What people do is check their pages against one browser, maybe two, until it looks right.

人们所做的只是针对某个或某两个浏览器去检查，直到它看起来正常。

youdao

Like with any project, the first thing you should do is check out the website you are analysing.

就像任何项目一样，你应该做的第一件事情是检查你正在分析的站点。

youdao

"What protects the lady is when the FBI does their background check, and if this guy's got a criminal record he's not going to be allowed to bring a lady here."

VOA: special.2011.02.14

So I'm going to solve this by enumerate and check, which is an example of what's called a brute-force algorithm.

你懂的,所以我得靠列举和检验来解决这个问题,这就是我们说的穷举算法。

麻省理工公开课 - 计算机科学及编程导论课程节选

Two: check to see if this is the answer, if this is the thing I'm looking for.

是否是我们要找的元素，接着，如果不是。

麻省理工公开课 - 计算机科学及编程导论课程节选

"The first thing I do on Saturday afternoons is check what the Rangers score is, " he said.

BBC: Advocaat puts Rangers love aside

Another service is check printing, as well as business cards and stationary printing.

FORBES: Costco- Overwhelming Services for Members

First thing to do is check your privacy settings - making sure you know what you're showing to the general public.

BBC: A teen guide to staying safe online