They also claim that public support for the space program, both manned and unmanned, would decline if humans were not involved in flight.

他们还声称，一旦人不参与太空飞行，无论是对于载人还是无人太空项目，公共的支持都会下降。

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They also claim that public support for the space program, both manned and unmanned, would decline if humans were not involved in flight.

他们还声称，一旦人不参与太空飞行，无论是对于载人还是无人太空项目，公共的支持都会下降。

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