Quickstart
快速自学程序,快速练习
🗣️ 情景例句
Don't lose sleep over it.
别因为这事儿睡不着觉。
He that never climbed never fell.
不向上爬的也不会下跌。
We both tried to get the coins, but it was too late.
我们俩都试图把这两枚硬币拿出来，但太迟了。