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| 单词 | non-reproductive |
| 释义 | > as lemmasnon-reproductive non-reproductive adj. Brit. , U.S. ΚΠ 1831 On Planting (Libr. Useful Knowl.) iii. 33 (heading) Non-reproductive or resinous trees. 1869 Jrnl. Statist. Soc. 32 265 The non-reproductive sources of our material wealth, such as our minerals, are being very heavily drawn upon. 1910 Amer. Naturalist 44 319 The problem of the non-reproductive worker [ant] in relation to heredity is fully elucidated. 1990 Behavioral Ecol. 1 14/2 We analyze the contribution that hoarding makes to a bird's ability to survive during a nonreproductive period (such as winter). < as lemmas |
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