Liquid battery: an early prototype battery has been sawed in half to reveal its electrodes and electrolyte, which are liquid during operation.
液态电池：图为从中间切开的这种电池早期的原型，可以看到它的两极和里面工作的电解液。
Liquid battery: an early prototype battery has been sawed in half to reveal its electrodes and electrolyte, which are liquid during operation.
液态电池：图为从中间切开的这种电池早期的原型，可以看到它的两极和里面工作的电解液。
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