That is why there are so many different types of batteries.

这就是为什么会有这么多种电池。

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There are many types of batteries, so lets just talk about the 3 most common.

电池有很多种，让我们来讨论最常用的3种。

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The value of many clean-energy technologies, such as new types of batteries or solar cells, lies in whether they can deliver power more cheaply.

许多清洁能源技术（如新型电池或太阳能电池）的价值在于他们能够更加廉价地输送能量。

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The FAA certified the 787 battery system even though lithium ion batteries are more susceptible to catching fire when they overheat or short-circuit than other types of batteries.

NPR: US Officials Defend Handling Of Boeing 787 Mishaps

And it is the first airliner to make extensive use of lithium ion batteries, which are lighter, recharge faster and can hold more energy than other types of batteries.

NPR: FAA Approves Resumption Of Boeing 787 Flights

And it is the first airliner to make extensive use of lithium ion batteries, which are lighter, can hold more energy and are easier to fit into odd-sized spaces in airplanes than other types of batteries.

NPR: US Officials Defend Handling Of Boeing 787 Mishaps