Frogs
n. 青蛙（frog的复数形式）
🗣️ 情景例句
He is burning the midnight oil.
他在挑灯夜读。
Well, when exactly?
哦，具体什么时候？
He's been there for over two years. He's been there since two years ago.
他到校有两年多时间了。他两年前就到那儿学习了。