单词	Ultrabook
释义	UltrabookUl‧tra‧book /ˈʌltrəbʊk/ noun [countable] trademark a very thin fast light laptop computer
随便看	catnap cat-o'-nine-tails Cats CAT scan CAT scanner cat's cradle Catseye Catskill Mountains cat's paw cat suit catsup cattery cattily cattiness cattle cattle grid cattleman cattle market cattle prod cattle truck catty catty-corner Catullus, Gaius Valerius catwalk Caucasian

英语词典包含52748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。