1、get through

完成（任务）；干完（工作等）

I think you can get through the first two chapters.

我想你能完成前两章。

度过，熬过（困难或不快的时期）

It is hard to see how people will get through the winter.

难以想象人们将怎样熬过这个冬天。

We couldn't get through a day without arguing.

我们没有一天不拌嘴的。

消耗；用完

We've got through a lot of tyres.

我们用了很多轮胎。

You'll get through at least ten nappies a day.

你每天至少得用10块尿布。

使理解；使明白

An old friend might well be able to get through to her and help her.

也许一个老朋友能让她明白并且帮助她。

The message was finally getting through to him.

他终于明白了这一点。

2、hold on

握住;抓牢

His right arm was extended up beside his head, still holding on to a coffee cup.

他的右臂伸在头的一侧，手里仍紧握着一个咖啡杯。

He was struggling to hold onto a rock on the face of the cliff.

他奋力想要抓住悬崖壁上的一块岩石。

坚持不懈

Juanito scored for the Spaniards with only two minutes left, but the Romanians held on.

华尼托在仅剩两分钟时为西班牙队进了一球，但罗马尼亚队将优势保持到了终场。

This Government deserved to lose power a year ago. It held on.

这届政府一年前就该下台了。可它还在撑着。

稍等;等一下

The manager asked him to hold on while he investigated.

经理让他稍等一会儿，他去调查一下。

Hold on a minute.

稍等片刻。