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"No one expected Venus to be the poisonous hell that it is, or Mars to have the river valleys that it does," he said.

“没有人能够预料到，金星是那样一个充满毒气的地狱，而火星表面却有河谷。”他说。

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“No one expected Venus to be the poisonous hell that it is, or Mars to have the river valleys that it does,” he said.

“在我们进行宇宙探索之前，没有人能够预料到，金星是那样一个充满毒气的地狱，而火星表面却有河谷。” 他说。

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