英语词汇“population pyramid”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	population pyramid
释义	population pyramid [ˌpɔpjuˈleiʃən ˈpirəmid] un.总体金字塔；种群锥体；体均值；种群构成 [网络]人口金字塔；人口年龄金字塔；分群金字塔形图
随便看	secondary disjunction Secondary disk secondary dislocation secondary dispersion secondary dispersion cycle secondary dispersion halo secondary dispersion halos secondary dispersion pattern secondary displacement secondary display secondary display sequence secondary disposition secondary distillation secondary distribution secondary distribution feeder secondary distribution mains secondary distribution network secondary distribution system secondary distribution trunk line secondary distributor secondary divergence secondary division secondary division of gas cleaning secondary divisions secondary document

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