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battery

/ˈbæt.əɹi/

含义 1

Device that stores and provides electrical energy.

“The flashlight needs a new battery to work properly.”
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battery 的插图：Device that stores and provides electrical energy.

含义 2

set of related items or activities

“He completed a battery of tests for the job.”
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battery 的插图：set of related items or activities

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