age norm

同根派生

• age norm相关词

英汉例句

• Social age norm developmental norm normal distribution validity
  社会年龄常模发展常模正态分布效度
• He prefers to assort with people of his own age.
  他更喜欢与自己的同龄人交往。
• Even the best quality rubber will perish with age.
  就是最佳质量的橡胶也会因老化而腐烂。
• He come to the fore as a physicist at an early age.
  他在早年就成了杰出的物理学家。
• The average age of the boys in this class is fifteen.
  本班男生的平均年龄是十五岁。

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