单词	vacuous
释义	vac·u·ous (văky-əs) adj. 1. a. Lacking intelligence; stupid or empty-headed. b. Devoid of substance or meaning; vapid or inane: a vacuous comment. c. Devoid of expression; vacant: a vacuous stare. See Synonyms at empty. 2. Lacking serious purpose or occupation; idle: "A sleepless night was followed by a vacuous day" (Zon Ferraris). 3. Archaic Devoid of matter; empty: vacuous space. [From Latin vacuus, empty; see VACUUM.] vacu·ous·ly adv. vacu·ous·ness n.
随便看	Memorial Day memorialist memorialization memorialize memorializer memorially memorial park memorizable memorization memorize memorizer memory memory card memory engram memory foam memory lane memory trace Memphis MEMS memsahib men men- men- menace menacer

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。