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
And so do I.
我也一样。
Do you know when the next exam is?
你知道下次考试在什么时候吗？
The police had a difficult time, but they were most amused.
警察虽然吃了苦头，但他们还是感到很有趣。