Bissextile
a. 闰的\\nn. 闰年
✅ 同义词
🗣️ 情景例句
The best man always keeps the rings.
男傧相总是保管戒指的。
Cool it man，I'm sorry.
对不起，请您息怒。
they aroused great interest at the time, they had important theoretical consequences,
这些观察在当时引起了人们极大的兴趣，具有重要的理论意义，