这款电池的寿命比普通电池长两倍。

This battery has a lifespan twice as long as regular ones.

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This battery has a lifespan twice as long as regular ones.

lifespan 是复合名词,由 life(生命)和 span(跨度、范围)组成,字面意思是"生命跨度",引申为"使用寿命"或"寿命"。

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