Circular flap
[医] 环形瓣
🧩 词语组成解析
flap
[flæp]
n. 扁平物;[航] 襟翼;拍打，拍打声;〈口〉不安，恐慌;
v. 上下或左右移动、摆动;轻拍;振翅而飞;
🗣️ 情景例句
I have been learning English for three years now.
我学英语有3年了。
Don't cry.
不要哭。
Some of us will die sooner, a few will live longer----on into a ninth or tenth decade.
有些人会死得早一些，少数人寿命会长一些--活到八十几岁或九十几岁，