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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。
- preheat oxygen 预热氧
- 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。
- 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。
- 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。
- Before soldering, be sure to preheat components. 焊接前零件一定要预热。
- Preheat and Cooling functions selection. 预热及冷却功能选择。
- There was a shortage of oxygen at the top of the mountain. 山顶上缺氧。
- Preheat oven to 350 degrees F (175 degrees C). 预热烤箱至350华氏度（175摄氏度）。
- Preheat the oven to 180 Celsius. 烤箱预热至摄氏180度。
- Preheat the oven about 180degree . 把焗炉预热至180度。
- To make toasts: Prepare grill or preheat broiler. 制作烤面包片：准备烤架或预热烤焙用具。
- 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
- Oxygen masks are used in aircraft only in emergencies. 飞机上的氧气面具只用於紧急情况。
- An oxygen mask will come down from overhead in case of an emergency. 若发生紧急情况，头顶上会降下一只氧气面罩。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
