Microparticle
n. 微粒子
🗣️ 情景例句
(a foreigner) Is that a special day?
（一个外国人）是一个特殊的日子吗？
If two men ride on a horse, one must ride behind.
两人同骑一马，必有一人在后。
You are just saying that.
你只是说说而已。