Braun's invention wraps the thin film around a 3-d structure that allows greater energy storage capacity while still rapidly charging and recharging.
布劳恩的发明是在这个薄膜外包裹一种三维结构使得它既能快速的充电,并且又能存储更多的能量。
But after the invention of paper in the first century A. D., silk was gradually replaced by the new and cheaper material.
但在纸的公元一世纪,蚕丝被逐步取消,发明新的和更便宜的材料。
Gifts have been wrapped since the invention of paper circa 105 a. D. in China.
大约在公元105年的中国,自从发明了纸,礼物一直被包着。
I'd like to talk about the invention of the wheel-- that's the most famous invention, right?
我想说说,车轮这一项发明-,那是最著名的发明,对吗?
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