| 单词 | wiper arm |
| 释义 | wiper arm (once / 2954828 pages) n WORD FAMILY wiper arm n contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet Syn|Hyper contact arm, wiper contact, tangency (electronics) a junction where things (as two electrical conductors) touch or are in physical contact |
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