常見(jiàn)例句The particles in an atom are infinitely small. 原子里的粒子極小。He is studying the properties of these particles. 他在研究這些粒子的性質(zhì)。Such fine particles suspend readily in water. 這種微粒極易懸浮在水中。Light often behaves as if it were made of particles. 光常常表現(xiàn)出好象它是由粒子組成似的。Substances consist of small particles called molecules. 物質(zhì)是由叫做分子的微粒組成的。The particles that descend in this fashion. 輻射塵以這種方式落下的放射性粒子 返回 particlesize