- of momentous or ominous significance
- miraculous, amazing, or awe-inspiring; prodigious
- self-important or pompous
单词 | portentous |
释义 | WordReference Random House Learner's Dictionary of American English © 2024 por•ten•tous /pɔrˈtɛntəs/USA pronunciation adj. WordReference Random House Unabridged Dictionary of American English © 2024
por•ten•tous (pôr ten′təs, pōr-),USA pronunciation adj.
por•ten′tous•ness, n.
Collins Concise English Dictionary © HarperCollins Publishers:: portentous /pɔːˈtɛntəs/ adj
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