刀锋的英文：
blade

Set a razor
修平剃刀刀锋

An inflexible knife Blade
不弯的刀锋

Sharp-edged
刀锋锐利

Just feel the edge of this knife.
触一触这刀的刀锋。

Do not access to blade edge and grip area.
请勿接近刀锋和握把的地方

The degree of sharpness of a cutting blade.
锋利程度切割刀锋的锋利程度

A thin, sharpened side, as of the blade of a cutting instrument.
利刃一种薄而锋利的侧边,如切割用具的刀锋

This split should be made by inserting the point of the knife under the hide with the lade turned up.
将刀尖插入皮下,用刀锋划开牛皮。

He looked down at the long, wicked blade
他低下头去，看看这寒气逼人的长刀锋，胸有成竹地啪一声把刀折叠起来，放回衣袋。

A surgical instrument having circular,sawlike edges,used to cut out disks of bone,usually from the skull.
环钻一种用于切除骨片的手术工具，有圆形锯状刀锋，通常用于头盖骨手术

blade maintainer
单刃养路机

The cutting blade of a plow;a share.
犁刃，犁头犁上切割用的刃；铧头

The blade needs sharpening.
这刀需要磨一磨。

A small knife with blades or a blade that can fold into the handle when not in use.
小折刀，小刀一种有几个刃或一个刃的小刀，不用时可折起来收进柄内

The propellar blade is powered by a diesel engine.
螺旋桨叶由柴油发动机驱动。