pigs might flyBritish EnglishBrE, when pigs fly American EnglishAmE spoken used to say that you do not think something will happen 太阳从西边出来〔表示不相信某事会发生〕 ‘Someone might have handed in your pass.’ ‘Yes, and pigs might fly.’ “可能已经有人把你的通行证上交了呢。”“是啊,太阳还能从西边出来呢。”
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