| 词汇 | when pigs fly |
| 释义 | when pigs fly US, informal — used to say that you think that something will never happen除非太阳从西边出来 The train station will be renovated when pigs fly. [=it will never be renovated]火车站不可能重修，除非太阳从西边出来。 pig |
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英汉双解词典包含93607条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。