Oh, my God!

天啊
How do we light this?

我们要怎么点燃这个
Well, there's friction,

可以摩擦起火
but that requires technique, patience and dry conditions.

但那需要技术耐心和干燥的条件
There has to be another way.

肯定还有其他办法
The scientific principle of the divergence and refraction of light.

光的折反射原理
The scientific principle of the divergence and refraction of light?

光的折反射原理
The scientific principle of the divergence and refraction of light.

光的折反射原理
You know, when horrible people use a magnifying glass to burn ants.

你知道有些坏人会用放大镜烧蚂蚁
Olaf used to do that.

奥拉夫以前就这么干
Theoretically,

理论上讲
if I can catch enough light from the lighthouse beam...

如果我能从灯塔光束中收集到足够光线...