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
Rome wasn't built in a day.
冰冻三尺，非一日之寒。
The blouse no longer fits me.
这件衬衣不再合我身了。
I'm afraid I can't do that right now. the manager isn't here.
恐怕我现在不能退钱给你。经理不在这里。