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- Water contains hydrogen and oxygen. 水含有氫和氧。
- Oxygen enters into many compound bodies. 氧是許多化合物的組成部分。
- Mars is too dry and poor in oxygen. 火星上面過於乾燥，並且缺乏氧氣。
- Water is composed of hydrogen and oxygen. 水由氫和氧組成。
- Fish take in oxygen through their gills. 魚通過鰓攝取氧氣。
- The oxygen react vigorously with the impurity in the iron. 氧氣與鐵中的雜質發生劇烈的化學反應。
- The oxygen workshop caught fire and set off a chain of explosions. 氧氣車間著了火，引起了一連串的爆炸。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳釋放氧氣。
- Water is composed of the elements hydrogen and oxygen. 水是由氫元素和氧元素組成的。
- There was a shortage of oxygen at the top of the mountain. 山頂上缺氧。
- An organism, such as a bacterium, requiring oxygen to live. 好氧菌需要氧氣生存的有機體，例如細菌
- Oxygen masks are used in aircraft only in emergencies. 飛機上的氧氣面具只用於緊急情況。
- An oxygen mask will come down from overhead in case of an emergency. 若發生緊急情況，頭頂上會降下一隻氧氣面罩。
- It adapts itself to water with low oxygen content. 它能適應含氧量少的水。
- An oxide containing three oxygen atoms per molecule. 三氧化物每個分子中含有三個氧原子的氧化物
- Water may be resolved into hydrogen and oxygen. 水可以分解為氫和氧。
- Carbon dioxide consists of carbon and oxygen. 二氧化碳是由碳和氧組成的。
- If air is needed, the oxygen mask in the plane will pop down by itself. 如果空氣缺乏，飛機內的氧氣面罩會自動放下。
- Plants must have oxygen in order to live. 為了存活植物必須有氧氣
- Hydrogen and oxygen combine/Hydrogen combines with oxygen to form water. 氫與氧化合成水。
