问题描述：
翻译：1、what's wrong 2、what's up
翻译：1、what's wrong
2、what's up
3、what's the matter
4、what's the trouble
5、what has happened
翻译：1、what's wrong
2、what's up
3、what's the matter
4、what's the trouble
5、what has happened
问题解答：
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