1. A battery-powered world comes with its own risks, too. 一个利用电池供电来运行的世界也有其自身的风险。
2. In order to get some information, Mr. Smith turned on the battery powered radio. 为了得到一些信息,史密斯先生打开了电池供电的收音机。
3. Boeing has flown a Dimona motor glider with an electric motor powered by a fuel cell. 波音公司试飞了一架利用燃料电池做动力来驱动电动机的迪莫诺动力滑翔机。
4. It stands in sharp contrast to Sanchez, this other gadget, a gas powered flame rekiller, invented in 1997. 它和另外一种工具“桑切斯”形成了鲜明的对比,它是1997年发明的一种以气体为动力的灭火器。
5. In 2006 he converted a powered hang-glider, removing its small combustion engine and replacing it with a battery and an electric motor. 2006年,他转向了动力滑翔机,同时把小型内燃机拆了下来,用电池和电动机来替代。