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
We have Coca, and red tea etc.
我们有可口可乐，还有红茶等。
The milkman hopes the cows have plenty of milk every morning.
挤牛奶的人希望每天清晨都能得到大量牛奶。
He sent the journalist two more faxes, but received no reply.
他给记者先后发去两份传真，但对方毫无反应。