That means batteries can be employed instead of mains electricity—and modern lithiumion batteries, the ones Dr Gura chose, are also light, and thus portable.

这意味着电池可以取代传统的电力——现代的锂电池，藏博士所运用的是重量轻而且十分便携的电池。

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That means batteries can be employed instead of mains electricity—and modern lithiumion batteries, the ones Dr Gura chose, are also light, and thus portable.

这意味着电池可以取代传统的电力——现代的锂电池，藏博士所运用的是重量轻而且十分便携的电池。

youdao