get down to

英 [ɡet daʊn tu]

美 [ɡet daʊn tu]

开始干，着手做（尤指非常花费精力之事）

柯林斯词典

PHRASAL VERB 开始干，着手做（尤指需花费精力之事）
If youget down tosomething, especially something that requires a lot of attention, you begin doing it.
1. With the election out of the way, the government can get down to business.
  选举结束，政府可以着手干起来了。

Let's get down to business at hand.
让我们着手处理手头的事吧。
With the election out of the way, the government can get down to business.
选举结束，政府可以着手干起来了。
Let's stop chewing the fat and get down to work.
让我们停止聊天儿，着手工作吧。
I really must get down to some study.
我的确必须开始认真学点东西。
The best hope is that we will mobilize international support and get down to action
最好的希望是我们能争取到国际上的支持，然后采取行动。
I have talked too much. Let's get down to business.
我说的太多了，让我们言归正传吧。
Get down to the post office pronto!
马上去邮局！
Can we get down to business?
我们可以谈正事了吗？
Let's get down to basics and stop horsing around.
别胡闹了，我们还是收收心想想要紧事吧。
I think you will like to get down to work now.
我想现在你要认真着手工作。