/bleɪd ||; bled/noun[C] 1 the flat, sharp part of a knife, etc (刀等的)刃 ☞picture at scythe 见scythe插图
2 one of the flat, wide parts that turn round very quickly on an aircraft, etc (飞机等的)桨叶,螺旋桨叶
3 a long, thin leaf of grass (细长的)草叶: a blade of grass 一片草叶