n.刀刃；刀锋；桨叶；叶片
The blade needs sharpening. 这刀刃需要磨一磨。
The blade slashed his leg open. 刀刃把他的腿划破了。
The blade is chipped in a few places. 刀锋有几个地方缺口。
The blade of the electric fan is covered with dust. 电扇的叶片上全是灰尘。
n.直排轮滚轴溜冰鞋
n.(按钮式弹簧开启的)弹簧小折刀(亦作switchblade knife)
n.[解]肩胛(骨)
n.锯条；锯片
n.刀身；锋利的东西
