How did Indians in America use fire?
美国的印第安人是如何使用火的？
Girls use fire sticks instead!
女孩使用火改为黏住！
We have to be careful when we use fire.
当我们用火时候必须小心。
Factory workers also use fire to make glasses.
工人们也用火来烧制玻璃。
In winner, we use firewood to light fire.
在冬天，我们用木柴生火。
Factory workers also use fire to make glass.
工厂的工人也用火制玻璃。
At home, we use fire to cook food and boil water.
在家，我们用或烹饪和烧水。
Nobody knows exactly how people began to use fire.
没有人确切地知道人们是如何开始使用火的。
Children are learning how to use fire extinguisher.
孩子们在学习如何使用灭火器。
But he could also use fire to shape metal and make weapons.
但他还可以用火来铸金属并制作武器。
Being able to use fire was a big progress in human history.
掌握对火的使用，是人类历史上取得的重要进步。
Nowadays, people do not only use fire to cook food or boil water.
现在，人们不仅仅用火做饭，烧水。
Fire can destroy everything. We have to be careful when we use fire.
火能烧毁一切。当我们用火的时候必须小心。
Use of these chemicals may present a fire risk.
使用这些化学品可能有失火的危险。
Members of staff should be instructed in the use of fire equipment.
应该指导全体职员学会使用消防设备。
We should use slow fire to fry fish.
煎鱼要用慢火。
Do not use elevators when there is a fire.
发生火灾时避免使用电梯。
Never use elevators in the event of fire, earthquake or other disasters.
遇火灾、地震或其它灾害时，请不要使用电梯。
If you use the fire in the right way, it can help you, but if you use it in the wrong way, it may hurt you.
如果你用正确的方法使用火，它就可以帮助你，然而如果你用错了它，它可能会伤害到你。
In case of fire do not use the lift.
如果发生火灾，不要使用电梯。
Fire engines use their sirens on the way to a fire.
救火车在去救火的路上使用警报器。
Your fire department can show you how to use an extinguisher properly.
当地消防部门可以教你如何正确地使用灭火器。
In ancient times, people knew how to make use of fire.
远古时候，人们就知道如何使用火。
Decide if you could tackle the fire. If you could, use the fire extinguisher provided.
确定你是否能够扑灭火灾，如果能够，则迅速使用提供的灭火器。
Know the location of fire extinguishers, and learn how to use them.
了解灭火器的位置并知道如何使用。
善用渴望的火焰！
善用渴望的火焰！
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