1. Fish take in oxygen through their gills.
   鱼用鳃吸氧气。
2. A chemist can isolate the oxygen from the hydrogen in water.
   化学家可以把水中的氢和氧分离开来。
3. The chemical de-sulfuration introduces extra oxygen into the coal, so pyridone and N-X increase.
   二是对吡咯的破坏和促进吡啶酮的生成。
4. Water was dissolved into hydrogen and oxygen.
   水被分解为氢和氧。
5. Coke burns with oxygen to give carbon dioxide.
   焦碳用氧气燃烧，产生二氧化碳。
6. Water is a compound of hydrogen and oxygen.
   水是氢和氧的化合物。
7. Hydrogen and oxygen are the constituents of water.
   氢和氧是水的主要成分。
8. Red blood cells transport oxygen through the bloodstream.
   红细胞通过血液循环输送氧气。
9. Hydrogen combines chemically with oxygen to form water.
   氢和氧化合成为水。
10. It reacts violently with oxygen difluoride and barium peroxide.
    一氧化碳同氟化氧、氧化钡会发生剧烈反应。
11. The oxygen tubing is designed to quincunx, resisting incurvation.
    氧气管用于连接喷雾罐，氧气面罩，复苏器供应氧气。
12. Oxygen is one of the basic elements of substance.
    氧是物质的基本元素之一。
13. Aerotropism A TROPISM in which the orientating stimulus is oxygen.
    一种刺激方向为氧气的向性运动。
14. Water can be reduced to oxygen and hydrogen by electrolysis.
    用电解法可以把水分解为氧和氢。
15. It is like cytidine, but with one oxygen atom removed.
    Deoxycytidine is a compound and a nucleoside.
16. Water is made up of atoms of hydrogen and oxygen.
    水由氢和氧的原子构成。
17. The treatment group was given nebulizations of ventolin oxygen inbreathe.
    治疗组加用喘乐宁氧气雾化吸入。
18. The heat brings about a chemical reaction, and oxygen is liberated.
    热量引起化学反应, 释放出氧气。
19. The aerogen algae take much of the oxygen from the water, fish .
    藻类吸收太多水中的氧气。
20. Deoxygenate was used to remove the remanent oxygen from gas for supplying the high purity gas.
    脱氧剂用于脱除气体中的微量氧气以提供含氧量极微的高纯气体。

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