It's just not physically possible to finish all this by the end of the week.

要在本周末完成这一切，这在客观上是办不到的。

《牛津词典》

I've set myself to finish the job by the end of the month.

我要求自己在月底以前完成这项工作。

《牛津词典》

It's physically impossible to finish by the end of the week.

根本不可能在本周末之前完成。

《牛津词典》

it's clear that you want to add a vector that looks like that, because then you go from the start of this to the finish of that, you end up at the same point and you get this invisible 0 vector.

显然应该给它加上这样一个矢量,因为从这个矢量的起点指向那个矢量的终点,最终指向的是同一个点,你就得到这个不可见的零矢量

耶鲁公开课 - 基础物理课程节选

I don't know if it's possible to finish this by the end of today.

我不知道我们能不能在今天之内把这件事做完。

I don't know 课堂 - SpeakingMax英语口语达人

The original aim of the station revamp was to complete the work by the end of 2016 but it is now scheduled to finish by the end of 2015.

BBC: South Wales-London rail delays due to Reading revamp

Farah led a breakaway but Lebid went with him and edged away near the end to finish eight seconds ahead of the Briton in 30 minutes, 49 seconds.

BBC: Farah misses out on European gold

Although the Australian believes his rugby career is coming to an end, he is determined to finish his spell with London Irish on a high.

BBC: London Irish's Chris Malone reveals coaching dream