Here is a better example - if you take a brand new saw and only cut balsa with it for the first week, will it last any longer when you start sawing up oak with it?
Here is a better example - if you take a brand new saw and only cut balsa with it for the first week, will it last any longer when you start sawing up oak with it?
举一个例子：如果你有一柄新锯准备用来锯硬木，但是在开始使用它的第一个星期，你只锯软木，那么以后锯硬木的时候它的寿命就会更长么？