gases

Noxious gases had built up in the sewer.

下水道的有害气体越积越多.

The volcano spewed out more scorching volcanic ashes, gases and rocks.

火山喷出更多灼热的火山灰、气体和岩块。

The problem was that the exhaust gases contain many toxins.

问题在于废气中含有很多毒素。

Air is a mixture, not a compound of gases.

空气是气体的混合物, 不是化合物.

Heat causes the distension of gases.

热使气体膨胀.

Gases and liquids diffused.

气体和液体慢慢混合了.

If plastic and rubber are burnt, they'll give off poisonous gases.

要是塑料和橡胶被焚, 就会放出有毒的气体.

These gases would seriously damage the patient's respiratory system.

这些毒气会严重损害患者的呼吸系统。

These gases cause untold damage to the environment.

这些气体对环境造成难以估计的破坏。

Industry has been working at developing harmless substitutes for these gases.

该行业一直在努力开发一些可以替代这些气体的无害物质。

Air is a mixture of gases.

空气为混合气体。

These gases are highly inflammable.

这些气体都高度易燃.

Waste gases infected the air.

废气污染了空气.

He passed an electric spark through a mixture of gases.

他让一束电火花穿过了一团混合气体。