| 释义 |
[/ˈmɔlɪkjuːl; ˋmɑləˏkjul/] 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. |