Maintenance margin
[经] 维修(保养)范围
🧩 词语组成解析
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
We have a live-in doctor if there's a problem I can't handle.
假如我遇到不能解决的问题 ，我们还有位驻家医生。
If he doesn't, will you eat some?
如果他不，你会吃一些吗？
I got up early next morning hoping to find that the ants had given up in despair.
第二天早上，我起床后希望看见蚂蚁已因无望而放弃了尝试，