age composition
英 [eidʒ ˌkɔmpəˈziʃən] 美 [edʒ ˌkɑmpəˈzɪʃən]

释义

年龄组成；

双语例句

1. At first the author expatiates on meaning of appraising gender and age, thencalculating the obituary age and average life-span.
   计算了姜家梁新石器时代人群的死亡年龄分布和平均寿命。

权威例句

BioOne Online Journals - Journal of Crustacean Biology - 23(4):908 - Full Text
EN VUE DE L’OPTIMISATION DE SA PRODUCTION ET DE SON EXPLOITATION DANS
Composition Languages
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YUKON EXPLORATION AND GEOLOGY 2004 227 The isotopic sulphur composition of two barite samples
COMPOSITION FOR SOLID PHARMACEUTICAL PREPARATIONS CONTAINING VITAMIN D 3? DERIVATIVE AND PROCESS FOR PREPARATION THEREOF.