| 单词 | trivalency |
| 释义 | > as lemmastriˈvalency triˈvalency n. ΘΚΠ the world > life > biology > biological processes > genetic activity > genetic components > [noun] > chromosome > chromosomes in respect of meiosis trivalency1888 zygosome1905 bivalence1909 zygonema1911 trivalent1922 quadrivalent1923 quinquevalent1926 multivalent1929 nullisomic1932 bivalent1937 nullisome1944 1888 Jrnl. Chem. Soc. 54 1071 The formula for benzene [was]..afterwards given up owing to the difficulty of explaining the trivalency of carbon which it involved. 1927 N. V. Sidgwick Electronic Theory of Valency xv. 271 Trivalency [of carbon]..only arises under extreme compulsion, and is excessively unstable. < as lemmas |
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