They don't hesitate to open fire when confronted by police.

他们一旦遭遇警察就毫不犹豫地开火。

《柯林斯英汉双解大词典》

We can want to open fire.

我们可要开火了。

youdao

Give your units permission to open fire and destroy them.

给你的单位准许开火而且破坏他们。

youdao

The explosion was a signal for all Confederate guns surrounding the fort to open fire.

VOA: special.2009.08.13

Or, another way of saying it is, I'm going to open up the fire hose a little bit today.

也就是说，今天我会把水龙头,稍微多拧开一点。

麻省理工公开课 - 计算机科学及编程导论课程节选

That explosion would signal the other guns surrounding the fort to open fire.

VOA: special.2009.08.06

Few imagine that Mr Mugabe would hesitate to give the order to open fire.

ECONOMIST: Zimbabwe

It is not uncommon for the Israeli army to open fire on Palestinians who approach the fence.

BBC: Israeli and Palestinian killed in Gaza border clash

On the rare occasion he loses, his bodyguards have been known to open fire on the crowds.

ECONOMIST: Oh dear