感谢大家参与讨论。现在我能查到的资料里比较符合语境和时代背景的是:
In the nineteenth century Americans expressed approval by saying, “That’s capital!”(http://www.wingate-firms.com/thatscapital.html)
因为这种说法现在已经被遗弃,用今天的说法我觉得相当于 That's brilliant。至于电影中为什么说don't say capital,目前还不清楚
In the nineteenth century Americans expressed approval by saying, “That’s capital!”(http://www.wingate-firms.com/thatscapital.html)
因为这种说法现在已经被遗弃,用今天的说法我觉得相当于 That's brilliant。至于电影中为什么说don't say capital,目前还不清楚