It is the first manned flight of Project Mercury. 是水星计划第一次载人飞行的日子。
The practical question, therefore, is whether the Americans will make themselves look silly by wasting their substance on preparations for another manned flight. 因此,实际问题是美国人会不会因为浪费钱为另一次载人飞行作准备而使他们自己丢丑现眼。