| 单词 | univoltine | 
| 释义 | univoltinen.adj. A. n.   One of a breed of silkworms which produces a single brood in a year. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > Heterocera > 			[noun]		 > family Bombycidae > genus Bombyx > silk moth > caterpillar of bombyx mori or silkworm > characterized by number of broods bivoltine1872 univoltine1872 quadrivoltine1888 trivoltin1888 polyvoltine1890 1872    J. Geoghegan Silk in India xi. 126  				That this insect [sc. a silkworm] has quite changed its period of existence.., and from a multivoltine become a uniovoltine [sic].  B. adj.   Having but one brood each year. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > 			[adjective]		 > reproducing specific number of times > in a year polygoneutic1875 univoltine1883 1883    G. Watt Econ. Products India  iii. 66  				In Upper India and in Kashmir the univoltine worms are those usually reared. 1892    Chambers's Encycl. IX. 453/1  				The B[ombyx] mori is univoltine or annual. This entry has not yet been fully updated (first published 1924; most recently modified version published online June 2019). < | 
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