英语词汇“age structure”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	age structure
释义	age structure 基本例句年龄结构 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。
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