Biellipticity
双椭圆率
🗣️ 情景例句
and wait until you're ready to go back to work.
而且会等你准备好了才回去工作。
Try not to be so timid when you speak.
你讲话的时候不要那么紧张。
That's very nice of you.
既然这样，那就多谢了。