commercial是什么意思_commercial的翻译_音标_读音_用法_例句_爱词霸在线词典 The 2004 Commercial Space Launch Amendments Act, intended to encourage private space vehicles and services, prohibits the transportation secretary ( ' , and thereby the FAA) from regulating the de sign or operation of private spacecraft, unless they have resulted in a serious or fatal injury to crew or passengers 出自-2015年12月阅读原文
Commercial - definition of commercial by The Free Dictionary com·mer·cial (kə-mûr′shəl) adj 1 a Of or relating to commerce: a commercial loan; a commercial attaché b Engaged in commerce: a commercial trucker 2 Relating to or being goods that are produced and distributed in large quantities 3 a Having profit as a chief aim: a commercial publisher b Intended for or appealing to a large audience