Occlusal margin
[醫] Ж緣, 咬合緣
?? 詞語組成解析
a. [醫](上下齒)咬合(面)的
margin
['mɑrd??n]
n. 邊緣，范圍;極限;利潤，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
I'm sure they'll find the owner.
我相信他們會找到狗的主人。
What do you want to be when you finish your training?
當你完成訓練的時候，你要做什么？
At one point, it seemed certain that their plane would crash.
在有個地方，飛機似乎肯定要墜毀了。