"So we want to just take advantage of this to set up both vendors for future success on a lunar landing," he said. "This is the proper way to do it, if it works out from a timing perspective, to be able to rendezvous and dock with both. ... This, again, is the right way to proceed in order to have a high confidence opportunity in '28 to land."
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However Nasa's lunar plans have a major missing part - the lander that will take astronauts to the Moon's surface has not yet been selected.，这一点在WPS官方版本下载中也有详细论述