dumbfoundingly
adv.使人惊呆地,使人惊愕失声地
例句
I can tell you this: the ‘pay what you want’ idea can be suprisingly and dumbfoundingly profitable.
我可以告诉你们这些:这种“pay what you want”的理念是相当令人惊奇的和使人惊叹的有利可图的。