Gingival retractor
[医] 龈压缩器, 龈牵开器
🏥 医学释义
牙龈牵开器
🧩 词语组成解析
a. 齿龈的\\n[医] 龈的
n. 食言的人, 牵拉肌, 牵开器\\n[医] 牵开器, 缩肌
🗣️ 情景例句
You'd better hurry, Robbie.
你最好快点， Robbie。
We had expected much lower prices.
我们希望报价再低一些。
This ability was first noticed by her father.
是她父亲首先发现她这一功能的。