Particles
n. 粒子系统；微粒, 粒子；碎木料（particle的复数形式）
🗣️ 情景例句
He keeps good company.
他和好人来往。
As a senior, Peter is writing his thesis.
作为大学四年级学生，彼得正在写毕业论文。
Good heavens! There you are!
哎呀！你们才回来！