1、
in britain people who hitch-hike show they want a lift by holding up their thumb to passing traffic.
在英国，搭车者竖起大拇指，向来往的车辆示意他们想搭车。
provided by jukuu
2、
If you're going to hitch-hike through Turkey, you had better keep your wits about you.
如果你打算沿途免费搭便车经过土耳其的话, 你最好机警些.
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