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washer是什么意思

washer

英 ['w???] 美 ['wɑ??]

n. [機] 墊圈；洗滌器；洗衣人

英文詞源

washer (n.2): "flat ring for sealing joints or holding nuts," mid-14c., generally considered an agent noun of wash (v.), but the sense connection is difficult, and the noun may derive instead from the ancestor of French vis "screw, vise" (see vise).
washer (n.1): 1520s, "person who washes," agent noun from wash (v.). From 1808 as "machine that washes." Washer-woman is from 1630s; earlier wash-woman (1580s).

雙語例句

1. Make sure the washer is firmly seated before tightening the pipe.: 旋緊水管之前,檢查一下洗衣機是否已牢牢地固定在底座上了.

2. They will introduce a new washer to the public.: 他們將向公眾推出一種新型洗衣機.

3. Dish washer is one of the appliances.: 洗碗機是家用電器的一種.

4. There is a washer and a dryer in the basement.: 地下室里有洗衣機和烘干機.

5. The upperend rests against a flat washer.: 上端緊靠固定墊上.

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