Gingival crevice
[医] 龈缝, 龈下隙
🧩 词语组成解析
a. 齿龈的\\n[医] 龈的
🗣️ 情景例句
I'll get you to help serve later.
等一会我会叫你帮忙分菜。
A guilty conscience needs no accuser.
贼胆心虚。
I have breakfast at 7:00 and then I go to school.
我七点吃早餐，然后去上学。