The average score was24 according to the International Restless Legs Syndrome Study Group ( IRLSSG ) diagnostic criteria. 根据国际不宁腿综合征研究组(IRLSSG)的诊断标准,平均得分为24分。
And the chimps, on average, use as much energy using two legs as they did when they used all four limbs. 平均来看,大猩猩两条腿行走时消耗的能量与四肢着地行走时的差不多。