- 相关例句
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。
柯林斯词典例句库
An atom itself is a complete whole, with its electrons, protons and neutrons and other elements.
一个原子本身就是一个完整的整体,包括电子、质子、中子及其他元素。
柯林斯词典例句库
A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
水分子由两个氢原子和一个氧原子构成。
《牛津高阶英汉双解词典》
At the time, the C . I. A . publicly estimated that North Korea might already possess an atom bomb.
那时, 中央情报局公开地估计朝鲜可能已经拥有原子弹.
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