单词	slow-twitch
释义	slow-twitch adjective ˈslō-ˌtwich  : of, relating to, or being muscle fiber that contracts slowly especially during sustained physical activity requiring endurance compare fast-twitch Word History First Known Use 1958, in the meaning defined above Medical Definition slow-twitch adjective ˌslō-ˌtwich  : of, relating to, or being muscle fiber that contracts slowly especially during sustained physical activity requiring endurance compare fast-twitch
随便看	septenniums septentrion septentrional septentrions septet septets septettes septfoil Septibranchia Septibranchiata septic septic pneumonia septic shock septic sore throat septic tank septicaemia septicaemiae septicaemias septiccer septiccest septicemia septicemias septicemic septicentennial septicer

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。