您要查找的是不是：
- The census results show that big changes have taken place in the population's age composition. 这次人口普查反映出中国人口年龄结构发生了较大变化。
- The number of people searching for work in a less developed country depends primarily on the size and age composition of its population. 在欠发达国家中，寻求职业的人数主要取决于该国人口数量的多少与年龄结构。
- Results The academic background,technical title,age composition,and gender proportion of nurses in 34 hospitals in Shanghai were summarized. 结果总结上海市34所医院护理人员的学历、职称和年龄结构及性别比例情况。
- The experimental population dynamics were also simulatied by means of Leslie matrix model on the basis of estimating the stable age composition of Ummeliata insecticeps (Boes. et Str.) in the paper. 文中还在实验种群稳定年龄组配测定的基础上;应用Leslie矩阵模型模拟实验种群动态;并建立种群增长模型:N=105.;3318e~(0
- the age composition and family size of the Athenian citizens. 雅典公民的年龄构成和家庭人口规模
- 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。
- Education should not be restricted to any one specific age group. 教育不应限制在任何特定的年龄组上。
- It was difficult to tell his exact age. 很难判断他到底多大岁数。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- Age and wedlock we all desire and repent of. 成年与婚姻，均为我辈所欲，亦为我辈所悔。
- Her widowhood condemns her to a lonely old age. 守寡使她不得不过着孤独的晚年生活。
- I don't think he looks his age of seventy. 我感到他看起来不像70岁的人。
- He has always assorted with men of his age. 他总是与和他年令相仿的人交往。
- He's of an age when he ought to settle down. 他已经到了应该安顿下来的年龄了。
- Age stole onward and benumbed me more and more. 年纪渐老使得我(反应)越来越迟钝。
- The child is at an impressionable age. 这孩子正处于易受影响的年龄。
- That paper has yellowed with age. 那张纸因年代久远而泛黄了。
