oxygen
释义
n. 氧;氧气
自然拼读
例句
Carbon dioxide consists of carbon and oxygen.
二氧化碳是由碳和氧组成的。
Water can be reduced to oxygen and hydrogen by electrolysis.
水通过电解可以分解为氧和氢。
The human brain needs to be without oxygen for only four minutes before permanent damage occurs.
人脑缺氧只需4分钟就会造成永久性损伤。
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。
词组
dissolved oxygen
溶解氧
oxygen bar
氧气吧
oxygen demand
需氧量
chemical oxygen demand
化学需氧量,化学氧需求量
oxygen lance
氧气喷枪
oxygen enrichment
富氧
active oxygen
活性氧
oxygen index
[化]氧指数;示氧值
chemical oxygen demand (COD)
化学需氧量
oxygen supply
供氧;氧源
oxygen saturation
氧饱和;氧饱和度
hyperbaric oxygen
高压氧
oxygen therapy
氧疗法;氧气治疗
oxygen consumption
耗氧量,氧消耗
oxygen content
氧含量,血氧含量
chemical oxygen demand (cod)
化学需氧量
oxygen sensor
氧传感器
dissolved oxygen (DO)
溶解氧
pure oxygen
纯氧
dissolved oxygen (do)
溶解氧
近义
n.氧气,[化学]氧
O2
词根词缀点击查看oxygen词根词缀
真题
考纲分布
un. 氧; 氧气
考纲释义
un. 氧; 氧气
真题例句
Terribly cold weather and too little oxygen(氧气)were two main difficulties.
两个主要的困难是:可怕的寒冷天气和太少的氧气。
[2021 随州市卷 阅读理解]
Green plants give us oxygen (氧气).
绿色植物为我们提供了氧气。
[2020 天津卷 阅读理解 C]
Your brain gets more oxygen when you do exercise like a 20-minute walk.
当你做运动时,如20分钟的步行,你的大脑会得到更多的氧气。
[2018 沈阳市卷 阅读与表达]
考纲分布
un. 氧; 氧气
考纲释义
un. 氧; 氧气
真题例句
The air is filled with life-giving, energizing oxygen.
空气中充满了赋予生命和活力的氧气。
[2019 全国卷1 阅读理解]
If you exercise out of doors, your body will learn to breathe more deeply, allowing more oxygen to get to your muscles (肌肉).
如果你在户外锻炼,你的身体会学会深呼吸,让更多的氧气到达你的肌肉。
[2019 全国卷1 阅读理解]
备考派生词
antioxidant
n. 防腐剂;抗氧化剂
1 ...Most hydrogen and oxygen atoms in water are stable...
2009.6 CET4 阅读理解
2 ...By measuring the proportion of heavier hydrogen and oxygen isotopes along a strand of hair...
2009.6 CET4 阅读理解
3 ...the less oxygen there is in the air...
2012.12 CET6 听力题
4 ...including the oxygen mask...
2010.12 CET4 听力题