Microparticles
(microparticle 的复数) n. 微粒子
🗣️ 情景例句
Are you through with your work?
你工作做完了吗？
I want to extend my warmest welcome to all of you.
热烈欢迎大家。
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？