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

单词	tetravalency
释义	> as lemmas tetraˈvalency tetraˈvalency n. ΘΚΠ the world > matter > chemistry > valency > [noun] > valency of four > quality of being quadrivalent quadrivalence1869 tetravalence1887 tetravalency1913 1913 London, Edinb., & Dublin Philos. Mag. 6th Ser. 26 495 The observed trivalency and tetravalency respectively of these elements. 1982 Nature 25 Nov. 386/1 Organic chemistry, thanks to the tetravalency of carbon and the stability of its incestuous bonds, is responsible for most of the compounds. extracted from tetravalentadj. < as lemmas
随便看	expectancy of life expectant expectant father expectant heir expectant mother expectant parent expectant right expectantly expectants expectation expectation of life expectation value expectation week expectational expectations expectative expectative grace expected expected utility expected value expectedly expectedness expectednesses expecter expecters

英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

> as lemmas