adj.
n.
v.
vi.
vt.
n. [机]垫圈;[矿业][车辆]洗涤器;[电]洗衣人
felt washer [通信] 毡垫圈 ; 毛毯洗涤槽 ; 羊毛毡垫圈 ; 油封
1.N-COUNT A washer is a thin flat ring of metal or rubber that is placed over a bolt before the nut is screwed on. (金属或橡胶制的) 垫圈
2.N-COUNT A washer is the same as a . 洗衣机 [非正式]