Submono
n. 亚单原子层
🗣️ 情景例句
Pleased to meet you.
很高兴遇见你 。
My brother used to speak French to me all the time.
我的兄弟过去总是对我说法语。
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。