人们可以推测，钙的外流象钠一样是由atp—依赖的泵来完成。

One might anticipate that calcium efflux, like that of sodium, is mediated by an ATP-dependent pump.

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该泵高效内置并且向外流动。

Pump this put and flow outwards in being high-efficient.

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该泵具有特殊的结构、内置并且向外流动。

This pump has special structure, put inside and flow outwards.

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该泵具有特殊的结构、内置并且向外流动。

This pump has special structure, put inside and flow outwards.

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