气球

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

氢种非常轻的体，可以帮助在天空中飞得很高。

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

明亮的橙色在阴暗的暴风雨天空中形成鲜明对比。

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

在东京的品川水族馆，群太平洋刺狮子鱼吸附在池子内的上。

The balloons dissolved high in the sky.

在高空中渐渐消失。

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

大注入压缩空后, 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."

“我使升降的方法，使里的体膨胀和收缩。

The balloon was distended.

已膨胀。

The balloon popped.

砰声爆了。

The balloon has blown.

炸开了。

A balloon suddenly went bang.

声爆了。

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

然而，试验飞行成功的，而且，正如约瑟夫菲尔设想，成为有用的用于军事目的。