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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。
- A person traveling on foot; a walker. 行人，步行的人走着旅行的人; 步行者
- The two groups of walker joined up for the rest of the holiday. 两组步行度假者会合一起度过剩下的假期。
- 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。
- Fish take in oxygen through their gills. 鱼通过鳃摄取氧气。
- oxygen walker 便携式小型输氧器, 手提式氧气瓶
- 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。
- 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。
- The walker is make slow progress up the rocky path. 行人沿著岩石小道慢慢往上走。
- 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。
- John, this is my friend, Walker. 约翰，这是我的朋友，沃克。
- The tightrope walker had us on tenterhooks until her reached the safety of the other side. 在那位走钢丝者安全到达另一边前，我们都一直提心吊胆。
- At a circus, there is usually a tightrope walker. 杂技场常有钢丝表演。
- There was a shortage of oxygen at the top of the mountain. 山顶上缺氧。
- Clive Walker came on as a sub and starred. 克里夫-沃克替补上场，大放异彩。
- Desk clerk: Good morning, Miss Walker. 总台职员：早上好，渥尔克小姐。
- 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
