单词	sepal
释义	sepalsepal /ˈsipəl, ˈsɛ-/ noun [countable] Etymology ETYMOLOGYsepal Origin: 1800-1900 Modern Latin sepalum, from sepa- (from Greek skepe covering) + -lum (as in petalum petal) science, biology one of the small leaves that contains a young flower before the flower opens, and which stays directly under the flower
随便看	outstrip outta outtake outvote outward outwardly outweigh outwit outworn ouzo ova oval Oval Office ovarian ovary ovation oven ovenproof ovenware over- over over-achieve overachiever overact overactive

英语词典包含48224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。