\ 给你看牛津高阶英汉双解的molecule这个单词解释的例句：A molecule of water consists of two atoms of hydrogen and one atom of oxygen.完整词条如下：molecule？m？l？kju？l；ˋmɑl？？kjul/n smallest unit(usu consisting of a group of atoms)into which a substance can be divided without a change in its chemical nature 分子：A molecule of water consists of two atoms of hydrogen and one atom of oxygen.水分子含有两个氢原子和一个氧原子.
厌氧，需氧用英语怎么说 anaerobic；anaerobism；anaerote厌氧aerobic需氧短语：厌氧处理 anaerobic treatment；厌氧代谢 anaerobic metabolism；厌氧呼吸 anaerobic respiration；厌氧胶粘剂 anaerobic adhesive；需氧处理 aerobic treatment；需氧代谢 aerobic metabolism；需氧发酵 aerobic fermentation；需氧呼吸 {生} aerobic respiration；例句：1.The flavor depends heavily on the type of Saccharomyces doing the eating，and very fewstrains perform well in the hostile anaerobic conditions inside a brewing tank.酒的味道严重依赖于酵母菌的品种，只有极少的菌株可以在酿酒箱中条件严苛的厌氧环境下表现良好。2.But aerating sewage is expensive and difficult；using anaerobic bacteria is cheaper and simpler.给污物充气是昂贵且困难的，不过利用厌氧细菌却便宜简单。3.This river has gained recent scientific interestdue to the presence of extremophile aerobic bacteria that dwell in thewater.这条河最近还引起了科学家的广泛兴趣，原因是他们在河流中发现了极端需氧微生物。4.Both genera are rod forms，one(Bacillus)is aerobic and the other。
二氧化碳的英文全称和分子式？ carbon dioxide CO2carbon monoxide COoxygen O2nitrogen N2hydrogen H2magnesium Mgzinc Znferrum Fecalcium Ca
