non-nasaCOCA³¹⁵¹¹¹⁺⁴ 例句 Officials have been careful not to say their commercial crew plan relies on a market beyond NASA, but for now, Bigelow appears to be the only non-NASA buyer for commercial crew services. NASA官员们的口风甚紧，他们不会贸然表态说商业载人计划必须依赖除 NASA以外的市场，但从目前来看，毕格罗公司似乎是商业载人唯一的私人购买者。 yeeyan