单词 portentious 释义 portentious, a.|ptns|[Corruption of portentous a., infl. by pretentious a.]Pretentious, pompous; portentous. Hence portentiously adv.1863K. Stone Jrnl. 16 July in Brokenburn (1955) 227 The earth, the air, the sky, all are a dull dea...