气球

Hydrogen is a very light gas that can help balloons fly high in the sky.

氢气一种非常轻的气体，可以帮助气在天空中飞得很高。

The bright orange balloon contrasts sharply against the dark stormy sky.

明亮的橙色气在阴暗的暴风雨天空中形鲜明对比。

Balloon Lumpfish attach themselves to balloons at the Epson Shinagawa Aqua Stadium in Tokyo.

在东京的品川水族馆，一群太平洋刺狮子鱼吸附在池子内的气上。

The balloons dissolved high in the sky.

气在高空中渐渐消失。

With a supply of compressed air, the large balloon inflated in a matter of seconds.

大气注入压缩空气后, 几秒钟便膨胀了起来。

"My means of ascsion and descension consist only in dilating or compressing the gas inclosed in the balloon."

“我使气升降的方法，使气里的气体膨胀和收缩。

The balloon was distended.

气已膨胀。

The balloon popped.

气砰地一声爆了。

The balloon has blown.

气炸开了。

A balloon suddenly went bang.

气地一声爆了。

Nevertheless, the flight was a success, and, just as Joseph Montgolfier had envisioned, balloons became useful for military purposes.

然而，试验飞功的，而且，正如约瑟夫菲尔设想，气为有用的用于军事目的。