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。
He went to work for a battery research company and waited years before the founder promoted him to CEO.
他去了一家电池研究公司工作,历经数年,直到创始人将他提拔为首席执行官。
He faced a battery of questions.
他面临一连串的问题。
And in two thousand eight, seventeen people died in Senegal after lead exposure from a battery recycling center.
VOA: special.2009.08.31
Because whenever I tell this story now, people start saying, " "Oh, well the evil machines are busy using your body as a battery" or whatever it was in the movie, right?
因为现在我一讲这个故事,人们就会说,“邪恶的机器忙着把你的身体当电池“,不管电影是怎样刻画的了?
Imagine how much power it takes to drive an artificial heart, so you've got to have a battery or some way of generating power continuously to operate that and that makes it difficult to think about implantable and so that's a really good example of Biomedical Engineering.
驱动人工心脏所需要的能量是难以想像的,所以需要电池或者是某种持续发电装置,来给人工心脏提供能量,这就增加了人工心脏的植入难度,这是很好的生物医学工程的例子
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