| 释义 |
washer/ˈwɒʃə(r) ||; ˈwɔʃɚ/noun [c] a small flat ring made of rubber, metal or plastic placed between two surfaces to make a connection tight （橡皮、金属或塑料制的）垫圈 ☞picture at bolt 见bolt插图 wash·er /`wɑʃə; ˈwɒʃə/n [c]a small ring of plastic or metal that you put between a nut and a bolt, or between two pipes, to make them fit together tightly 垫圈［垫在螺帽和螺栓或两根管子之间，使之连接得更紧密］ |