During the crisis the Federal Reserve and Treasury forced most of America's big independent investment banks into arranged marriages with commercial firms.

金融危机期间，美联储和财政部迫使绝大多数美国独立投资银行加紧与商业银行进行“联姻”。

NASA says it will save billions of dollars by handing over such missions to commercial firms, allowing it to concentrate on sending astronauts deeper into space.

美国国家航空航天局表示，将这类任务交给商业公司可以节省数十亿美元，使其能够集中精力将宇航员送入更深的太空。