Bissextile
a. 閏的\\nn. 閏年
? 同義詞
??? 情景例句
The best man always keeps the rings.
男儐相總是保管戒指的。
Cool it man，I'm sorry.
對不起，請您息怒。
they aroused great interest at the time, they had important theoretical consequences,
這些觀察在當時引起了人們極大的興趣，具有重要的理論意義，