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单词 washer
释义

wash.er
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n [C]
a flat ring of metal, rubber or plastic which is put esp. between a screw or BOLT and a surface in order to improve the connection between them
垫圈
Washers can also be used between joined pipes to seal their connection or between moving parts to prevent damage from rubbing.
垫圈也可用在管道连接口之间予以密封,或者用在移动的部件之间,防止摩擦造成损坏。

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更新时间:2025/3/29 6:05:40