单词	interval training
释义	interval training noun : a method of physical training that involves alternating brief periods (such as 1 to 2 minutes) of intense exercise with longer periods (such as 3 to 5 minutes) of less intense activity This challenging 45-minute routine uses a strategy called interval training—alternating high-intensity activity with periods of "active rest," or lower-intensity exercise. Troy DeMond … interval training works both the aerobic and the anaerobic system. During the high intensity efforts, the anaerobic system uses the energy stored in the muscles (glycogen) for short bursts of activity. Donna Cotnam see also high-intensity interval training Word History First Known Use 1955, in the meaning defined above
随便看	stades stadholders stadia stadia hairs stadia rod stadia wires stadial stadias stadic stadimeter stadium stadium boot stadium coat stadiums stadt solution stadtholder stadtholderate stadtholderates stadtholders stadtholdership stadtholderships stadthouse staet staf staff

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。