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 always worn a clip-on bow tie.
我都是用夹上去的领结。
That which is evil is soon learnt.
恶行易学。
Look at those people in the boats.
瞧船里的那些人！