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
They have an opening.
他们有一个空房间。
To teach how to drive a car
教人驾驶汽车
As quickly as she could,Miss Zhou got a medicine box.
赵小姐忙取来药箱。