an instrument with a sharp blade or combination of blades, used to remove unwanted hair from the face or body 剃(须)刀,刮胡刀
verb
[with obj.]cut with a razor 用剃刀刮;剃(光) ■[no obj.](razor through)(figurative)cut through (something) as if with a razor (喻)(如剃刀般)割穿 draughts razored through the gaps. 风如剃刀般穿过缝隙。
语源
Middle English: from Old French rasor, from raser 'shave closely' (see raze)