单词	self-paced
释义	self-paced adjective ˌself-ˈpāst  : designed to permit learning at the student's own pace self-paced math course Word History First Known Use 1947, in the meaning defined above
随便看	rachidial rachidian rachiform Rachiglossa rachiglossate rachilla rachillae rachillas rachio- rachiodont rachiometer rachion rachis rachises rachitic rachitides Rachitomi rachitomous Rachmaninoff rachycentra rachycentridaes Rachycentron rachycentrons racial racial unconscious

英语词典包含469781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。