If they succeed, batteries will not be needed.
如果他们成功了，那么就不再需要电池。
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。
We've come a long way from cellphone battery packs that were as large and heavy as a phone book, but why not add some green to the current batteries?
我们使用大小和重量像电话簿一样的手机电池，已经很有一段时间了，可是，为什么不向目前的电池中加入点绿色元素呢？
Batteries should be recycled at the appropriate locations, not thrown in the garbage and paper and post-it notes can easily be recycled if kept separate.
电池应该在合适的场合被循环利用，而不是扔在垃圾堆，而纸张和便利贴如果单独收集就很容易被回收再利用。
It would be lighter than the batteries used as we are aiming to reduce the size of those batteries, if not replace them completely.
这个能源包比使用的电池要轻，因为假如我们旨在降低那些电池的尺寸，如果无法完全替代它们。
But not all lithium-ion batteries are alike.
但并非所有的锂离子电池都是相同的。
Other companies such as Sharp are also commercializing batteries with nickel-manganese-cobalt electrodes, but of types not covered by Argonne's patents.
夏普等其他公司也与商业化镍锰钴合金电极的电池，但不是阿贡的专利保护类型。
When children ingest batteries, it's usually not because they found one loose in the home.
孩子误吞电池的事，如果不是家里有零散的电池放在外面，是不会发生的。
Not only is the concept cool for the planet, but it also sounds pretty futuristic and something that would make replacement of drained batteries a bit of fun.
对地球而言，该公司的观念不但很酷，而且听上去很超前，可以让更换乏电池成为一件乐事。
Batteries like this will not be able to run a motor or energize most light bulbs.
像这样的电池还不能为发动机或者大部分的灯泡提供能量。
Since batteries can be recharged only slowly (the process takes hours, not minutes), a car's effective range is limited by the size of its battery. And batteries are expensive.
由于电池充电缓慢(这一过程耗时数小时，而不是几分钟)，因此汽车的有效行驶里程取决于电池的容量，而电池是很昂贵的。
Not only that, such batteries would be cheaper and would run for longer between charges.
不仅如此，此类电池将更加便宜，充电间隔时间更长。
Though they're not cheap at the moment, prices are likely to come down as batteries improve.
虽然现在不便宜，当电池改进后有可能会降价。
That's because this version of the WAIEX is not powered by a combustion engine. It's USES batteries.
原因是这种Waiex飞机不靠燃烧引擎驱动，而是使用电池。
So today's rechargeable lithium-ion batteries do not contain lithium in metallic form.
所以今天的充电锂离子电池并不采用金属形态的锂元素。
The challenge is to move beyond the present chemistry to produce batteries that are safer, cheaper and have greater energy density. This will not be easy.
我们面临的挑战是超越现在化学技术从而生产更安全、更便宜、更大能量密度的电池，这将是困难的。
It understood that Indians, who expect a good price even for old newspapers, do not throw their watches away lightly, and has over 700 after-sales centres that will replace straps and batteries.
它意识到连旧报纸都渴望廉价的印度人，并不轻易丢弃已买的手表。因此，它设立了超过700家可以替换表带和电池的售后服务中心。
They also use lead batteries that can damage the environment if they are not disposed of properly, and safety can be problematic too.
电动自行车还是用铅蓄电池，如果处理不当，这些电池会给环境造成危害。 还有，电动自行车的安全与否也受到了人们的置疑。
That's not because previously — we had a CD inside of it, we had some batteries.
那并不是因为我们之前在里面放了一张CD，装上了电池。
But after technological breakthroughs in the development of long-lasting lithium-ion batteries, soon it may not just be Hollywood stars who are zipping around in zero-emission automobiles.
但是随着长效锂离子电池的技术突破，驾驶高速度的零排放汽车可能不再是好莱坞明星的专利了。
Instead of a petrol engine, with its widespread infrastructure of filling stations providing the security blanket, why not build new infrastructure to refuel cars with new, fully charged batteries?
遍布广泛的加油站为汽油发动机提供了安全保障，可为何就不能兴建新设施为汽车更换电池呢？
They may not have long but after all the travelling and chaos of the past few days, this really will recharge their batteries.
他们可能不会待太长时间，但是在连续奔波忙碌了这么多天之后，他们一定觉得在这儿能让自己充充电。
But sadly for the lead market, the songstress did not elaborate just how many of them are now powered by electric batteries.
但令国际铅市场感到遗憾的是，这位女歌手并没有说明其中有多少辆是电动自行车。
The energy is not flowing from the batteries through the wires to the CD component.
能量无法再从电池，通过电线流入CD部件中。
Emergency batteries worked for 10 more hours but when they ran out, an alternative power source had still not been connected. Residual radioactivity in the core continued to build up heat.
应急电池工作了10多个小时，但是当电量耗尽，替代电源还是没有连接上。
You are obviously only human and will need to recharge your batteries every now and then, but that doesn't mean that not publishing blog posts for several days in a row is the way to go.
你当然也只是普通人，经常需要休息，但这并不意味着你可以连续好几天不更新博客。
Yes, batteries are on sale, but not this brand.
是的，电池在打折，但是不是这个牌子的电池。
Which is where Einstein comes in. For, according to Dr Pyykko's calculations, relativity explains why tin batteries do not work, but lead ones do.
那爱因斯坦怎么被扯进来了，根据pyykko博士的计算，相对论解释了为什么铅可以用来做电池，而锡不可以。
Which is where Einstein comes in. For, according to Dr Pyykko's calculations, relativity explains why tin batteries do not work, but lead ones do.
那爱因斯坦怎么被扯进来了，根据pyykko博士的计算，相对论解释了为什么铅可以用来做电池，而锡不可以。
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