1、A battery-powered world comes with its own risks, too.
一個利用電池供電來運行的世界也有其自身的風險。

2、But everyone knows that if you use battery-powered devices intermittently they use more energy.
但是大家都知道，如果我們間歇性地使用電動裝置，會消耗更多能量。

3、They had a battery-powered transistor radio.
他們有一個用電池的晶體管收音機。

4、Most battery-powered products attempt to provide a fuel gauge of remaining battery capacity.
多數(shù)大電池供電的產(chǎn)品提供電池電量計來指示電池的剩余電量。

5、A battery-powered portable sending and receiving radio set
步話機用電池作動力的可攜帶的無線電收發(fā)設(shè)備

6、You may also want to have a battery-powered CB or other two-way radio.
如有可能，你還應(yīng)當準備電池供電的收發(fā)報機和無線對講機。