| 单词 | tetravalence |
| 释义 | > as lemmastetravalence tetravalence n. the quality or fact of being tetravalent; quadrivalence. ΘΚΠ the world > matter > chemistry > valency > [noun] > valency of four > quality of being quadrivalent quadrivalence1869 tetravalence1887 tetravalency1913 1887 Trans. Royal Soc. Edinb. 32 456 The tetravalence of Carbon unsatiated by the bivalence of Oxygen. < as lemmas |
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