The shavers come complete with batteries.
这些电动剃须刀带有电池。
The shaver will run off batteries or mains.
这个剃须刀可用电池或电源驱动。
The batteries had a life span of six hours.
电池的使用寿命是6小时。
The batteries are designed to be leak-proof and hermetically sealed.
这些电池的设计防渗漏，且密封性强。
Some kinds of batteries can be recharged by connecting them to a source of direct current.
有些型号的电池在接入直流电源时就能充电。
Can you tell me where to buy the batteries?
你能告诉我哪儿能买到电池吗？
If they succeed, batteries will not be needed.
如果他们成功了，那么就不再需要电池。
Sally, do you have some batteries that I can borrow?
莎莉，你有电池可以借给我吗？
One kind of the dangerous waste in homes is batteries.
家庭中危险的废物之一是电池。
They did not become popular until the emergence of improved batteries.
直到电池有所改善，它们才变得流行起来。
Phones run on batteries, and batteries can die faster than we realize.
手机是靠电池运行的，而电池耗尽的速度比我们意识到的更快。
Batteries often break open when they are buried directly in a landfill.
当电池被直接埋在垃圾填埋场时，它们经常会裂开。
Would you please tell me where I can get batteries for this brand of camera?
你能告诉我在哪里可以买到这种牌子的相机的电池吗？
In 2004, the price of batteries used on ebikes fell, spurring European sales.
2004年，电动自行车使用的电池价格下跌，刺激了在欧洲地区的销售。
Scientists and engineers have long believed in the promise of batteries to change the world.
长期以来，科学家和工程师们都相信电池能够改变世界。
The batteries are running down.
电池快耗完了。
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