moleculeKK [ˋmɑləˏkjul] /ˈmɑləˌkjul/发音名词1分子化学A water molecule is made of two hydrogen atoms and one oxygen atom.一个水分子由两个氢原子和一个氧原子组成。2微量、一丝罕用There isn't a molecule of truth in what he told the reporters.他对记者说的话没有一丝真实性。用这个字练口说→