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
She's moving up the ranks one step at a time.
他一步一步的向上爬。
The tongue is not made of steel,yet it cuts.
舌头不是钢，一动把人伤。
If you have any questions on the details， feel free to ask.
如果对某些细节有意见的话，请提出来。