氧 的中文句子和英文句子

空气一种无色、无嗅、无味的气体混合物，主要由氮气（约占78％）和氧气（约占21％）组成，还有少量的氩、二氧化碳、氢、氖、氦及其它气体

A colorless, odorless, tasteless, gaseous mixture, mainly nitrogen(approximately78 percent) and oxygen(approximately21 percent) with lesser amounts of argon, carbon dioxide, hydrogen, neon, helium, and other gases.


两个氢原子和一个氧原子结合而成一个水分子。

Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.


铁很容易氧化。

Iron is easily oxidized.


趋氧性有机体，特别是细菌移向或离开空气或氧气的运动

Movement of an organism, especially a bacterium, toward or away from air or oxygen.


软饮料中含有二氧化碳。

Soft drinks contain carbon dioxide.


山顶上缺氧。

There was a shortage of oxygen at the top of the mountain.


水由氢和氧组成。

Water is composed of hydrogen and oxygen.


水含有氢和氧。

Water contains hydrogen and oxygen.


在汽车燃烧燃料时，产生废气—一氧化碳。

As motor vehicles burn fuel, they give off carbon monoxide as a waste.


气体麻醉剂一种气态的麻醉剂，如二氧化氮

A gaseous anesthetic, such as nitrous oxide.