乘气球的英文：
in a balloon

Go ballooning;travel in a balloon as a sport
乘气球(作为运动)

They like to go ballooning at weekends.
他们周末喜欢乘气球玩.

Who was the first man to make an ascent in a balloon?
第一个乘气球升空的人是谁

The balloonist cheated death in spite of the storm.
尽管风狂雨暴，乘气球升空者幸免于难。

He popped the balloon.
他把气球弄炸了。

In London, the use of the Tube has ballooned.
在伦敦，坐地铁的人激增。

Her skirt ballooned in the wind.
她的裙子让风吹得鼓起来了。

Puncture a tyre, an abscess,a balloon
刺破轮胎、脓肿、气球

The budget deficit has ballooned to $25 billion.
预算赤字已经猛增到250亿美元。