Everyone ran for cover when it started to rain.

雨下起来时，大家都跑着找地方避雨。

Blood is only expelled from the heart when it contracts.

心脏收缩时，血液才从心脏射出。

Mr. Fullemann was a passenger in the car when it crashed.

汽车撞毁时，富勒曼先生是这辆车里的一名乘客。

The seal on the box broke when it fell from its hiding-place.

盒子从隐藏处掉下时上面的封口破了。

Art has real meaning when it helps people to understand themselves.

当艺术有助于人们了解自身时，才有真正的价值。

There was a cheer when it was realized that everyone was safely back.

人们意识到大家都已平安归来的时候便发出了一阵欢呼声。

The company's troubles started only when it diversified into new products.

该公司的麻烦从实现产品多样化时才开始。

Sometimes small firms can outdo big business when it comes to customer care.

在顾客服务方面，有时小企业可能优于大企业。

The bank first learned of the problem when it carried out an internal audit.

银行是在进行内部审计时最先得知这个问题的。

They cast doubt on his words when it suited their case, but swallowed them whole when it did not.

他的话与他们的情况吻合时他们就怀疑，但不吻合时他们却完全相信。

They liked it better when it rained.

他们更喜欢下雨天。

He was 14 years old when it happened.

这件事情发生的时候，他14岁。

Mud brushes off easily when it is dry.

泥巴干了容易刷掉。

She's not above lying when it suits her.

她在适当时机还是会说谎的。

Steam condenses into water when it cools.

蒸汽冷却时凝结为水。

I was glad when it was over and done with.

事情终告了结，我很高兴。

When it comes to music, I'm a complete ignoramus.

说到音乐，我完全是个门外汉。

We all breathed a sigh of relief when it was over.

事情过去后，我们大家都松了一口气。

When it comes to getting things done, he's useless.

一涉及做事，他便不中用了。

He can be very helpful, but only when it suits him.

有时候他非常肯帮忙，不过那得他觉得合适。

Scarcely had the game started when it began to rain.

比赛才开始就下起雨来了。

She's very ingenious when it comes to finding excuses.

她很善于找借口。

No one can touch him when it comes to interior design.

在室内设计方面，没有人能比得上他。

When it comes to the point, he always changes his mind.

他总是临时变卦。

I'm a real coward when it comes to going to the dentist.

我一去看牙医就胆战心惊。

The microwave beeps to let you know when it has finished.

微波炉烹饪完毕时会发出哔哔声提醒你。

The side of the boat was staved in when it hit the rocks.

船触礁把船舷撞扁了。

When it comes to getting off work, he knows all the dodges.

说到请假歇班，他什么花招都想得出。

Henry was not slow to dissemble when it served his purposes.

形势一对他有利，亨利就马上开始隐瞒。

You should have the sense to take advice when it is offered.

你要知道好歹，别人给你忠告，就该接受。