hitchhiker的复数形式怎么写？

n.搭便车的旅行者，顺便插入的广告，短篇广告...

That hitchhiker looks dangerous. Don't pick him up.那个搭便车的人看起来很危险. 不要载他.It was then that he noticed the hitchhiker by the road.就在那时他注意到马路边有个搭便车者.He picked up two hitchhiker s at the entrance to the motorway.在高速公路入口,他...

hitchhiker的音标：hitchhiker的英式发音音标为：['hɪtʃhaɪk]hitchhiker的美式发音音标为：['hɪtʃhaɪk]...