Stepping performance was reflected by normalized step length (SL), step reaction time (SRT), step single limb support time (SST), step movement time (SMT) and speed of COP (COPspeed).是什么意思_Stepping performance was reflected by normalized step length (SL), step reaction time (SRT), step single limb support time (SST), step movement time (SMT) and speed of COP (COPspeed).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句