Effciency
[机] 效率
🗣️ 情景例句
Oh, I'm sorry it hurts so much,
啊， 我很抱歉 ，你那么痛。
Even the walls have ears.
隔墙有耳。
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在图书馆里伏案工作，这时，一个男孩走进来。