柯林斯词典razor blade (razor blades) 1. N-COUNT A razor blade is a small, flat piece of metal with a very sharp edge which is put into a razor and used for shaving. 剃须刀片; 刮胡刀片 返回 razor blade剑桥词典a thin flat piece of metal with a sharp edge for cutting that can be used in a razor 刀片 返回 razor blade