Lilly walked up the three flights of stairs and was greeted at the door by a sweet older woman who was leaning on a crutch.

莉莉走上三楼，一位和蔼可亲的老太太支着根拐杖在门口迎接了她。

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He is struggling to keep his balance by bending his body forward and holding on to the roof handrail with his left hand, and simultaneously standing on a crutch.

他正在努力通过向前弯曲身体，左手抓住车顶的扶手，并同时拄着一个拐杖来保持自己的平衡。

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When you accept singleness, you are declaring that you are strong enough to do life on your own, and that you don't need another person for a crutch.

但当你接受时，你就是在宣布，你已经足够强大，能够自己面对生活，你不需要另一个人作拐杖。

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Right now, competing in the junior 10m hopscotch championships for the Athens bronze medallist would be a blessing, given the size of the crutch she's been hobbling around on for the last four days because of a heel injury.

BBC: Banishing the Beijing demons

Chen of Wired.com noted on Monday, the phrase has become an easy joke whenever mobile phones are discussed, and a hearty crutch for tech writers writing about a new application for the iPhone or other smart phones.

CNN: Apple trademarks 'There's an app for that'

Many investors will continue to want to use them as a crutch: witness money-market funds' success in fending off proposals to reduce their reliance on ratings.

ECONOMIST: Pressure mounts on an oligopoly