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- Water contains hydrogen and oxygen. 水含有氢和氧。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- How to achieve safe administration of oxygen? 如何做到用氧安全?
- I hate the prodigal administration. 我痛恨铺张浪费的行政机关。
- Mars is too dry and poor in oxygen. 火星上面过于干燥，并且缺乏氧气。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- He is now studying business administration. 他现在在学习企业管理。
- Fish take in oxygen through their gills. 鱼通过鳃摄取氧气。
- The oxygen react vigorously with the impurity in the iron. 氧气与铁中的杂质发生剧烈的化学反应。
- She gained a diploma in Business Administration. 她取得了工商管理的学位证书。
- The oxygen workshop caught fire and set off a chain of explosions. 氧气车间着了火，引起了一连串的爆炸。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。
- There was a shortage of oxygen at the top of the mountain. 山顶上缺氧。
- The company developed rapidly under his administration. 在他的管理下，公司发展得很快。
- She has been looking after the, day-to-day administration. 她一直在照管日常的行政工作。
- An organism, such as a bacterium, requiring oxygen to live. 好氧菌需要氧气生存的有机体，例如细菌
- He says he will take step to tighten up the administration. 他说他将采取措施加强行政管理。
- Oxygen masks are used in aircraft only in emergencies. 飞机上的氧气面具只用於紧急情况。
- He said he would take steps to tighten up the administration. 他说他将采取措施加强行政管理。
