| 单词 | survivorship curve |
| 释义 | > as lemmassurvivorship curve survivorship curve n. a curve showing the proportion of a population surviving at different ages. ΘΚΠ the world > relative properties > number > probability or statistics > [noun] > graph > relating to population population curve1875 population pyramid1927 survivorship curve1953 1953 E. P. Odum Fund. Ecol. vi. 108 The resulting curve is called a survivorship curve. 1976 Nature 1 Jan. 12/2 Van Valen..has made a notable contribution in this respect by applying the survivorship curve technique of population biologists to the study of extinction rates for numerous fossil taxa. < as lemmas |
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