Gingival glands
[医] 龈腺, 龈缘上皮皱襞
🧩 词语组成解析
a. 齿龈的\\n[医] 龈的
n. 腺体（gland的复数）；气封
🗣️ 情景例句
He's an aerospace engineer,and works for Orlando Aircraft Corporation.
他担任航太工程师，为Orlando飞机公司工作。
I know the boy whose father is a missionary.
我知道那个男孩的父亲是传教士。
It often rains,sometimes quite heavily. Everything grows very quickly.
常下雨，且有时下得很大。万物生长很快。