1. 這電池是廢的。
   This battery is a dud.
2. 我的汽車電池沒電了，需要充電。
   My car battery has run down; it needs recharging.
3. 停車後不關前燈，電池的電很快就會耗盡。
   If you leave your headlights on you'll soon run down the battery.
4. 大多數(shù)電筒要用兩節(jié)電池。
   Most torches work on two batteries.
5. 他們正給電池充電。
   They are electrifying the battery.
6. 太陽能電池能把陽光的能量轉化為電能。
   The solar cell can convert the energy of sunlight into electric energy.
7. 我必須買一節(jié)新的干電池了。
   I have to buy a new dry cell.

電的英語翻譯：

池的英語翻譯：