同根派生 age norm相關(guān)詞英漢例句Social age norm developmental norm normal distribution validity 社會年齡常模發(fā)展常模正態(tài)分布效度He prefers to assort with people of his own age. 他更喜歡與自己的同齡人交往。Even the best quality rubber will perish with age. 就是最佳質(zhì)量的橡膠也會因老化而腐爛。He come to the fore as a physicist at an early age. 他在早年就成了杰出的物理學(xué)家。The average age of the boys in this class is fifteen. 本班男生的平均年齡是十五歲。age norm更多例句