wiper的复数形式怎么写？

n.擦拭者，手帕，雨刷，接帚...

She found a rose tucked under the windscreen wiper of her car one morning.一天清晨，她发现自己汽车的挡风玻璃雨刷下插着一支玫瑰。The wiper of the potentiometer is connected directly to the spindle.电位计的孤刷直接与销子连接.Perhaps you can see to the windscreen...

wiper的音标：wiper的英式发音音标为：['waɪpə(r)]wiper的美式发音音标为：['waɪpɚ]...