Some birds ill fly a ay to the south hen inter comes.

冬季来临时，一些鸟儿将飞往南方。

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I'm afraid I've got a problem. My mother is quite ill and I have to fly to New York today.

我想我碰到了一个问题。我的母亲病重，我今天必须飞到纽约去。

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He felt as ill at ease as if he had swallowed a fly.

他感到像吞了一只苍蝇那样不自在。

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Airport employees and flight crews are on the lookout for any passengers who show signs of illness, and procedures are in place for determining whether ill passengers may fly, Andrus said.

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Consultants and mobile lifesaving equipment can fly to patients who are critically ill in the small hospitals of Scotland's islands and remote areas.

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The day after the cruise, when they were due to fly home together, both women woke up feeling ill but blamed a hangover.

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