got cracking

• v. 迅速开始工作(行动起来；赶快)

got cracking的用法和样例：

例句

1. There's a lot to be done, so let's get cracking.
   工作很多，咱们开始干吧。
2. Henry, it's about time you got cracking and re-decorated the living room.
   亨利，现在该是你动手重新装饰起居室的时候了。