单词	cardio
释义	cardiocar‧di‧o /ˈkɑːdiəʊ $ ˈkɑːrdioʊ/ noun [uncountable] informal any type of exercise that makes the heart stronger and healthier, for example running:  a combination of cardio, weight training, and kung fu
随便看	bracelet bracing bracken bracket brackish Bracknell, Lady brad bradawl Bradbury, Ray Bradford Bradford, Barbara Taylor Bradman, Sir Donald Bradshaw Brady Bunch Brady, Ian brag braggadocio braggart Brahma Brahman Brahms, Johannes braid braided braille brain

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。