gas

n.气体; 汽油; [矿业] 瓦斯; 毒气

vt.加油; 毒（死）

vi.加油; 放出气体; 空谈

int.该死！（令人气愤的人应即被送毒气室处死）

1

Coal is actually cheaper than gas.

煤实际上比煤气便宜。

2

Helium is a very light gas.

氦是一种非常轻的气体。

3

The problem was that the exhaust gases contain many toxins.

问题在于废气中含有很多毒素。

4

Her husband ran a pipe from her car exhaust to the bedroom in an attempt to gas her.

她的丈夫将一根与她的汽车排气管相通的管子导入卧室，企图用毒气将她杀死。

5

It was really a gas to find someone I could talk with.

找到一个能和我谈得来的人真是一件让人高兴的事。