oxygen

简写符号：

简写符号: O

更多词形：

形容词: oxygenic | 副词: oxygenically | 简写符号: O |

单词例句：

Oxygen enters into many compound bodies.

氧是许多化合物的组成部分。

Iron adsorbs oxygen.

铁能吸附氧。

Water can be broken down into hydrogen and oxygen.

水可以分解为氢和氧。

Check oxygen concentration by a refractometer.

用折射仪测量一下氧气的浓度。

Both hydrogen and oxygen are elements.

氢和氧都是化学元素。

An oxide containing three oxygen atoms per molecule.

三氧化物每个分子中含有三个氧原子的氧化物

If it were not for oxygen and nitrogen in the air, no man could live on the earth.

大气中如果没有氧和氮，人就无法生存于地球了。

Water is said to consist of oxygen and hydrogen.

据说水由氢气和氧合成。

They placed the child in an oxygen tent when he had difficulty in breathing.

那孩子呼吸困难时，他们把他放进氧幕里。