space economy

例句：

1. 1. The development of spaceeconomy has become a hot topic in recentyears.
   近年来，太空经济的发展已成为热门话题。
2. 2.The space economy is expected to bring significanteconomic benefits to the country.
   预计太空经济将为该国带来显著的经济收益。
3. 3. The spaceeconomy is not only beneficial for national securitybut also has great potential for technological innovation.
   太空经济不仅对国家安全有益，而且具有巨大的技术创新潜力。