We really must do something about it judge.

法官，我们对这件事实在不能不过问了。

youdao

People get sick because of air pollution. It follows that we must do something about it.

人们抱病是由于空气污染。可见咱们必需采用举措了。

youdao

We must do something about that dead tree; it's only a matter of time before it falls down and maybe injures somebody.

我们必须对那棵枯树进行处理，它迟早要倒下来，可能会砸伤人的。

youdao

The rest can be summed up more simply: we're bust, and you, Mr President, must do something about it or else.

ECONOMIST: No peace for Brazil��s president

The authorities must do something about it.

BBC: Spain's immigrants demand more rights

Now we must put pressure on countries to do something about it.

UNESCO: WORLDWIDE