| 单词 | population curve |
| 释义 | > as lemmaspopulation curve population curve n. a graph showing the variation of population with time. ΘΚΠ the world > people > science of mankind > [noun] > study of populations > graph showing variation in population population curve1875 the world > relative properties > number > probability or statistics > [noun] > graph > relating to population population curve1875 population pyramid1927 survivorship curve1953 1875 H. W. Watson & F. Galton in Jrnl. Anthropol. Inst. 4 142 The population curve will, in this case, be a straight line parallel to Ox. 1935 Proc. Prehistoric Soc. 1 11 Advances of critical importance to humanity should be followed by such a multiplication as to be conspicuously reflected in the population curve. 1991 J. Pardoe How Many Times can you say Goodbye? (BNC) 87 In the Western world there is an older and ageing population that is radically altering the shape of the population curve. < as lemmas |
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