Avoid changing a nappy unless it's dirty or very wet.

Things are changing so fast, it's hard to keep up.

事情变化得太快了，很难跟上形势。

The sky was changing from translucent blue to thicker grey.

天空由通透的湛蓝色变成了暗灰色。

I couldn't be bothered to go through the rigmarole of changing clothes.

我不想再费事儿换衣服了。

Changing money on the street is illegal —always use a bank.

在街头兑换货币是违法的——无论何时都应该去银行。

I was back in the changing room wolfing tea and sandwiches.

我回到更衣室，狼吞虎咽地喝茶、吃三明治。

After changing the bed, I would fall asleep quickly.

换了床单，我很快就能睡着。

Changing your hairstyle can take ten years off you.

换换发型能让你年轻10岁。

We are gradually changing over to a completely metric system.

我们正逐渐过渡到完全使用公制。

Although things are changing the medical establishment is still overwhelmingly male.

虽然世易时移，但医学界依然是男性的天下。

Some animal and plant species cannot accommodate to the rapidly changing cond-itions.

某些种类的动植物不能适应迅速变化的环境。

As 1999 draws to a close, the story is changing.

1999年即将结束时，情况有了变化。

Changing stresses bring about more cracking and rock deformation.

不断变化的应力导致更多的断裂和岩石变形。

I really don't see any reason for changing it.

我真的不明白为什么要改变它。

A changing world has put pressures on the company.

日新月异的世界使这家公司感到了压力。

The face of this city has greatly changed.

这座城市的面貌已大大改观了。

He then changed into overalls and spent the next eight hours as a dustman.

然后他换上工装裤,作为清洁工人度过接下去的八小时.

As a result of collective effort, the difficult situation changed into a favourable one.

经过大家的努力, 困难的局面终于让位于顺利的局面.

She has changed her address.

她已换了地址.

He changed dollars for pounds.

他把美元兑换成英镑.

The weather changed overnight.

一夜之间就变天了.