vacuous

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++vac·u·ous /ˈvækjuəs/ adjective formal STUPID/NOT INTELLIGENTshowing no intelligence or having no useful purpose 无知的；空洞的；没有意义的 a vacuous expression 茫然的表情 a vacuous romantic novel 空洞的爱情小说

Examples from the Corpus

vacuous• Some kind of comparison outside the text or corpus is necessary, otherwise statements of frequency are vacuous.• vacuous cocktail-party conversation• In a more reflective mood, the Marxist explanation turned out to be almost vacuous, in detail.• Sure, he delivered a vacuous inaugural speech.• Unfortunately, while superficially attractive, those context-independent truth criteria which have been suggested turn out to be vacuous or tautological.• Far from being vacuous storytelling, myth in its true sense is a communion with the deepest truths of existence.Origin vacuous (1600-1700) Latin vacuus “empty”