[化] (气体元素) oxygen (O) ;
Water is made up of atoms of hydrogen and oxygen.
水由氢和氧的原子构成.
Water can be reduced to oxygen and hydrogen by electrolysis.
用电解法可以把水分解为氧和氢.
Water contains hydrogen and oxygen.
水含有氢和氧.
Water can be resolved [ decomposed ] into hydrogen and oxygen.
水可 分解 为氢和氧.
rising rates of MRSA infections in hospitals
医院中抗甲氧西林金黄色葡萄球菌感染病例不断增长的发生率
Qualitative analysis shows that water is made up of hydrogen and oxygen.
定性分析表明水是由氢氧结合而成的.
Oxygen has high reactivity.
氧的反应性很高。
Hydrogen and oxygen are the constituents of water.
氢和氧是水的主要成分.
a bubble of oxygen
氧气泡
Oxygen is one of the basic elements of substance.
氧是物质的基本元素之一.
Water is a compound containing the elements hydrogen and oxygen.
水是含有氢元素和氧元素的化合物.
The brain requires a constant supply of oxygen.
大脑需要持续供氧。
Oxygen and hydrogen make water.
氧和氢构成水.
Water was dissolved into hydrogen and oxygen.
水被分解为氢和氧.
Water is a compound of hydrogen and oxygen.
水是氢和氧的化合物.
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