get down to

US /ɡet daʊn tuː/
UK /ɡet daʊn tuː/
"get down to" picture
1.

认真对待, 开始处理

to start to consider or deal with something seriously

:
It's time to get down to business.
是时候认真对待工作了。
Let's get down to the main points of the proposal.
让我们开始讨论提案的要点。