膨胀的英文：
swell

To inflate or distend.
膨胀膨胀或胀大

Apparent expansion
表观膨胀;视膨胀

Elastic expansion
弹性膨胀

cubical dilatation
体(积)膨胀

He was fatally driven to exaggerate his discontentment.
这使他的不快无限膨胀。

The sun will swell into a red giant.
太阳将膨胀为一颗红巨星。

A gas is cooled by expansion and heated by compression.
气体膨胀时冷却，压缩时变热。

a fish with a distensible stomach.
长有可膨胀胃的鱼

The baby boom swelled the population.
婴儿潮（生育高峰）使人口膨胀。

If a metal bar is heated,the greater the heat applied, the larger the expansion.
若金属棒被加热，热量越高，它就越膨胀。

The sun will swell into a red giant.
太阳将膨胀为一颗红巨星。

There was a swell in the city's population.
该市出现过人口膨胀。

I think this is a swell hotel.
我觉得这家饭店非常好。

double swell hand
二段式指针

The infection swelled his hand.
感染使他的手肿了起来。