英语词汇“trivoltin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

trivoltin n.

Brit.

/(ˌ)trʌɪˈvɒltɪn/

U.S.

/ˌtraɪˈvɑltᵻn/

(also triˈvoltine) a silkworm of a breed which yields three cocoons in a year. [ < Italian trivoltini (1860 or earlier) < tri- tri- comb. form + volta turn, time (see volta n.); compare French trivoltin (1866 or earlier).]

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

1888 E. A. Butler Silkworms 69 Most of the other species produce two, three, four, six, or even eight broods per annum, and in the commercial world are..distinguished as ‘bivoltins’, ‘trivoltins’, ‘quadrivoltins’, etc.

单词	trivoltin
释义	> as lemmas trivoltin trivoltin n. Brit. /(ˌ)trʌɪˈvɒltɪn/ , U.S. /ˌtraɪˈvɑltᵻn/ (also triˈvoltine) a silkworm of a breed which yields three cocoons in a year. [ < Italian trivoltini (1860 or earlier) < tri- tri- comb. form + volta turn, time (see volta n.); compare French trivoltin (1866 or earlier).] 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 1888 E. A. Butler Silkworms 69 Most of the other species produce two, three, four, six, or even eight broods per annum, and in the commercial world are..distinguished as ‘bivoltins’, ‘trivoltins’, ‘quadrivoltins’, etc. extracted from tri-comb. form < as lemmas
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> as lemmas