Whenever we try to perform some action that we haven't done for a while, some well-meaning friend might tell us that "It's like riding a bicycle, you never forget how."

每当我们尝试做一件我们从来没有做过的事情的时候，一些善意的朋友就会告诉我们“这就像骑自行车一样，一旦学会了就不会忘掉。”

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Free riding is common but I don't want to spoil the atmosphere with strict rules and enforcement mechanisms. what course of action would you recommend?

免费搭车现象很常见，而我也不想让严格的规定和强制机制来破坏宿舍里的和谐气氛。您有什么高招建议吗？

youdao

Designers not only design the posture and feelings of sitting and riding, but also orientate the users action and their social roles.

设计者不仅对使用者的坐姿和坐乘感受进行设计，而且也对使用者的行为和社会角色进行定位。

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As a whole, the movie resembles sixties biker movies as well as seventies blaxploitation films: the camera keeps riding the action, and the cast is loose and entertaining.

NEWYORKER: New Jack City

"These are dime-a-dozen lawsuits that are easy to file, " says Ted Frank of the American Enterprise Institute, who predicted the "inevitable free-riding class action" on the Web site Overlawyered.com one day before the first suit was filed in Los Angeles.

FORBES: A Million Little Lawsuits Over Frey Book?

Here again, live action merges seamlessly with digital artistry -- human horsemen by the thousands riding against swarms of Sauron's orcs, whose ranks are augmented by mountainous, mastodonish creatures called Mumakil, plus Fellbeast dragons that swoop down on their prey like Stuka bombers.

WSJ: Now That's an Epic