At the same time, the working period is reduced, the reinforced bar saved and the qualification rate raised. And it is simply operated without open fire and pollution thus worth popularizing.

同时，缩短了工期、节约了钢筋、提高了合格率，而且操作方便、无明火、无污染。

youdao

They are said to use forty to fifty percent less wood than an open fire, and produce fifty to seventy-five percent less smoke.

VOA: special.2010.02.01

In a battle, the windows would open, the cannons would fire, and the windows would close again.

VOA: special.2009.09.10

The North Korean newscaster says it will open fire on the South Korean loudspeakers and destroy them.

VOA: standard.2010.05.26

In the afternoon, she grilled meat on an open fire and sold brochettes on the side of the road.

NPR: Woman In Timbuktu Punished For Forbidden Love

The less back-to-nature of the camping set say they want their natural beauty, their marshmallows over an open fire and their Wi-Fi, too.

CNN: Camping: Horror or bliss?

Mr Karimov has insisted that his troops were not ordered to open fire and blamed the violence on Hizb ut-Tahrir, a banned Islamist group.

ECONOMIST: Karimov cracks down | The