| 单词 | age distribution |
| 释义 | > as lemmasage distribution age distribution n. ΚΠ 1860 Trans. Hist. Soc. Lancs. & Cheshire 12 48 There must, formerly, have been a considerable disturbance, by emigration, of the age-distribution of the population of the northern and southern regions. 1934 Planning 1 xxvii. 5 The death-rate like the birth-rate, has fallen fast in recent years, and here again the age-distribution of the population must be considered as well as the crude rate. 2011 S. F. Martin Nation of Immigrants ix. 179 The majority of the Hungarian refugees..in need of resettlement were under the age of 30, with approximately 6,000 being unattached youths between the ages of 14 and 18. This age distribution is not surprising. < as lemmas |
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