单词	somnolence
释义	som·no·lence (sŏmnə-ləns) n. A state of drowsiness; sleepiness.
随便看	optic vesicle optima optimal optimally optimism optimist optimistic optimistically optimization optimize optimum option optional optionally optometric optometrical optometrist optometry opt out opulence opulency opulent opulently opuntia opus

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。