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词汇 washer
词根词缀
Online Etymology Dictionary

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).
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).
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更新时间:2025/1/25 10:16:56