blade跟sword的区别到底在哪……_blade vs blade

N-COUNT The blade of a knife, axe, or saw is the edge, which is used for cutting. 刃

例：

Many of them will have sharp blades.

他们很多都会有锋利的刃

N-COUNT A sword is a weapon with a handle and a long sharp blade. 剑

指具体的宝剑本身，前者重点强调刃本身