是你开始认真工作，干成一些事的时候了。

It's time you buckled down and got some work done.

youdao

我笑了，他说，“我是认真的，我需要现在就开始干。”

"I laughed, and he said," I'm absolutely serious; I need this written down now.

youdao

我笑了，他说，“我是认真的，我需要现在就开始干。”

"I laughed, and he said," I'm absolutely serious; I need this written down now.

youdao