了不得

liǎobude

(1) [arrogant; cocky; overweening; swell-headed; swell with pride; think oneself terrific]∶高傲的

他自以为了不得

(2) [terrible; awful]∶情况严重

了不得的大灾啊!

(3) [extraordinary; terrific]∶非常

一件了不得的大事