Gingival margin
[醫(yī)] 齦緣
?? 詞語(yǔ)組成解析
a. 齒齦的\\n[醫(yī)] 齦的
margin
['mɑrd??n]
n. 邊緣，范圍;極限;利潤(rùn)，盈余;（版心外）的空白;
vt. 留邊;成為…的邊;加邊于，圍繞;為…加旁注;
??? 情景例句
They're getting divorced.
他們快要離婚了。
It says a storm may come next month.
天氣預(yù)報(bào)說(shuō)下個(gè)月會(huì)有一場(chǎng)暴風(fēng)雨。
Rubbish, however, is only part of the problem of polluting our planet.
然而，垃圾只是我們這個(gè)星球的污染問(wèn)題的一個(gè)方面。