Gingival margin
[医] 龈缘
🧩 词语组成解析
a. 齿龈的\\n[医] 龈的
margin
['mɑrdʒən]
n. 边缘，范围;极限;利润，盈余;（版心外）的空白;
vt. 留边;成为…的边;加边于，围绕;为…加旁注;
🗣️ 情景例句
Are you sick?
你病了吗？
If we had been more careful, we would be getting much better results now.
如果我们更为细心的话，成绩会更好。
Well, that pair looks nice. How much do they cost?
嗯，那双看来不错。多少钱？