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  • 柯林斯词典释义

atoms

['ætəm] ['ætəm]
相关单词 atomsmasherdiatoms
例句
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    原子
    An atom is the smallest amount of a substance that can take part in a chemical reaction.
    例句
    A methane molecule is composed of one carbon atom attached to four hydrogens. 甲烷分子由1个碳原子与4个氢原子构成。