(physics and chemistry) the simplest structural unit of an element or compound
(nontechnical usage) a tiny piece of anything
双语例句
Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
We can see many molecules flying in the air when a sunbeam penetrated the dark room. 当一束光线穿进暗淡的房间时，我们可以看到空气中有许多小颗粒在飞舞。
German-born Canadian physicist. He won a1971 Nobel Prize for chemistry for his contributions to the understanding of the electronic structure and geometry of molecules. 赫尔茨伯格，格哈得生于1904德裔加拿大物理学家。他因理解分子的电子构造与几何形状而做出的贡献而获1971年诺贝尔化学奖
A peptide containing many molecules of amino acids, typically between 10 and 100. 多肽一种含有许多氨基酸分子的肽，典型地是在10和100之间。
