small particles的用法和樣例：
例句
- As is known to all, the world is made up of small particles called atoms.
眾所周知，世界是由叫做原子的小微粒組成的。 - Substances consist of small particles called molecules.
物質(zhì)是由叫做分子的微粒組成的。 - Most people are familiar with the idea that matter consists of very small particles called atoms.
大多數人都熟悉這樣一個(gè)概念，物質(zhì)是由叫做原子的極小粒子組成的。
