I'll call for you at 7 o'clock.

我7点钟去接你。

《牛津词典》

We will be back on air tomorrow morning at 7.

明天早上7点本节目重新开播。

《牛津词典》

You can enjoy a year's membership for just $28 – a saving of $7 off the regular rate.

你只需花$28就可以享受一年的会员资格–比正常会费节省了$7。

《柯林斯英汉双解大词典》

Until 7 years ago, Mr. Badt worked as a chef in fine restaurants in Washington and New York City.

VOA: special.2009.01.28

That's very nice. So basically, you get a lot of benefit supposedly from this 7-Up soda from the 1920's or so.

这非常好，因此基本上，在二十世纪二十年代,喝到这样的七喜恐怕对你大有好处。

麻省理工公开课 - 化学原理课程节选

We find that in Genesis 7:17, but in Genesis 7:24, 150 days is given as the time of the flood.

但在《创世纪》第7章第24节中，雨要下150天。

耶鲁公开课 - 旧约导论课程节选