单词	span of attention
释义	span of attention 1 : span of apprehension 2 : the duration of a subject's attention to a given task or set of stimuli Word History Etymology span entry 2
随便看	pipe vise pipe wrench pipe-band pipe-clayey pipe-clayish pipe-joint cement pipe-opener pipe-rock pipe-stapple pipe-vine swallowtail pipeage pipeages pipeclayes pipeclays pipecoline piped piped down piped rot piped up piped up (with) piped up with pipefish pipefishes pipefittings pipeful

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。