短语
中文翻译：顺便问一下
同义词：
['out of the blue', 'by chance', 'on a whim']
例句：
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1.By any chance, did you see him leave the house?
顺便问一下，你看见他离开家了吗？
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2. I'm going to buy some new clothes by any chance.
我打算顺便买些新衣服。
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3.By any chance, do you have a pen and paper?
顺便问一下，你有笔和纸吗？