Pericoronal flap
[医] 冠周片
🧩 词语组成解析
[医] 冠周的
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
But I think you two can have a good time together without me.
但我觉得， 我不去你们也会玩得很开心。
Thank you for a wonderful meal.
谢谢你的美餐。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？