Operculum
n. 叶盖, 鳃盖骨\\n[医] 盖, 岛盖, 盖(昆虫), 厣(软体动物), 鳃盖(鱼)
🗣️ 情景例句
I am speaking of people in general.
我所予的是一般人。
What's this?
这是什么？
I didn't know he was the richest person in the world.
我不知道他是世界上最有钱的人。