GbEng
我必须买一节新的干电池了。 I have to buy a new dry cell.
我的汽车电池没电了, 需要充电. My car battery has run down; it needs recharging.
太阳能电池能把阳光的能量转化为电能。 The solar cell can convert the energy of sunlight into electric energy.
这电池是废的. This battery is a dud.
停车後不关前灯, 电池的电很快就会耗尽. If you leave your headlights on you'll soon run down the battery.
汽车修理厂给我5英镑折价换取我的汽车旧电池,这使我比较容易接受得买一个新电池的事实。 The garage gave me five pounds for trading in my old car battery, which took the sting of having to buy a new one.