Deop
diesel engine oil advisory panel,柴油發動機顧問小組
??? 情景例句
I can't build a fire by rubbing two pieces of wood together.
我總不能靠著磨擦兩片木柴來取火吧。
Theings present are judged by things past.
欲斷今日事，須知往日情。
Yes, it is.
是啊。