评论
打印
Franklin turns his discovery into a practical invention:
富兰克林将他的发现成果投入到实用发明
The world's first lightning rod.
发明了世界上最早的避雷针
Its life-saving design virtually unchanged to this day.
它能使人免于雷击 这个科学原理一直被沿用至今
From a stream of electrified air To identifying positive and negative charges,
从带电的空气流 到识别出的正负电荷
An experiment that helps unlock a new power That will transform our lives.
一个实验带来了新的动力 即将改变我们的生活
The birth of the electric world.Light bulbs,Television, air-conditioning,Computers.
电子时代就此诞生 电灯泡 电视 空调 电脑
Every aspect of human life transformed.
人类生活的方方面面都发生了改变
Just a little over 200 years ago,we've gone from that spot where electricity was the great unknown,
两百多年前 我们从初始 对电的一无所知
to a time where we can't imagine something as simple as the batteries in our cell phone.
到想象不出哪怕只是 像手机电池这样普通的东西
This is a relatively short period of time in the history of humanity,
虽然相对而言 这在人类历史中 只是很短暂的一段时期
and yet look at what it's brought us.
但瞧瞧它给我们带来了什么
Those positive and negative symbols you see
终端机上所看到的那些正负符号
on the terminals are because of Franklin's discoveries.Amazing.
就是源于富兰克林的发现 太惊人了
