Evidence collected by the spacecraft on Mars shows some present volcanic action, though the volcanos are believed to be dormant if not extinct.

太空船搜集到的证据显示火星上仍然有火山运动存在，然然人们普遍认为火星上的火山如果说不是死活山至少也处于休眠状态。

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Evidence collected by the spacecraft on Mars shows some present volcanic action, though the volcanos are believed to be dormant if not extinct.

太空船搜集到的证据显示火星上仍然有火山运动存在，然然人们普遍认为火星上的火山如果说不是死活山至少也处于休眠状态。

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