лезвие bedeutet auf Englisch

blade [blades]▼(typically sharp-edged working end of a knife or other cutting tool)
noun
[UK: bleɪd] [US: ˈbleɪd]

edge [edges]▼(thin cutting side of the blade of an instrument)
noun
[UK: edʒ] [US: ˈedʒ]

knife [knives]▼(any blade-like part designed for cutting)
noun
[UK: naɪf] [US: ˈnaɪf]

razor blade [razor blades]▼noun
[UK: ˈreɪ.zə(r) bleɪd] [US: ˈreɪ.zər ˈbleɪd]