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首页英语词典hydrogenhydrogen英英释意

hydrogen

英 ['haɪdrədʒ(ə)n] 美['haɪdrədʒən]
英英释义 考试真题 实用场景例句
  • n. [化学] 氢

英英释意

1. a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
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