名詞 wiper:

1. a worker who wipes
2. contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
   同義詞：wiper arm, contact arm
3. a mechanical device that cleans the windshield
   同義詞：windshield wiper, windscreen wiper, wiper blade

1. A cam that activates another part; a wiper.
   凸輪啟動另一部分的凸輪; 挺桿

wip.er

n.（名詞）
One that wipes.
擦試的人
Something, such as a towel, used for wiping.
抹布：用于擦拭的東西，如毛巾
A device designed for wiping, as on an automobile windshield.
雨刷：汽車擋風玻璃上用來擦拭的裝置
A projecting cam, as on a rotating shaft, that activates another machine part.
凸輪：如轉軸上突出的挺桿，使另一個機器零件活動
Electricity A movable electrical contact, as in a rheostat.
【電學】 接觸電刷：變阻器等內部的活動電接觸器