Maintenance margin
[經] 維修(保養)范圍
?? 詞語組成解析
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
Our boss doesn't allow creative thinking.
我們老板不容許創造性的思維存在。
Wine in the bottle does not quench thirst.
瓶中之酒不解渴。
As is so often pointed out, knowledge is a two-edged weapon which can be used equally for good or evil.
正像人們常常指出的，知識是一把雙刃刀，可以用于造福，也可以用來為害。