英语词汇“leap year”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	leap year
释义	leap yearˈleap year noun [countable] Etymology ETYMOLOGYleap year Origin: 1300-1400 Perhaps because a date in such a year "jumps" one day ahead of the day on which it would otherwise have fallen math a year when February has 29 days instead of 28, which happens every four years
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