音標(biāo)發(fā)音英式音標(biāo) [k???ve?.l?nt ?b?nd]美式音標(biāo) [ko??ve?.l?nt ?bɑ?nd]英式發(fā)音 美式發(fā)音 基本解釋n. [物化] 共價(jià)鍵同根派生 covalent bond相關(guān)詞英漢例句雙語(yǔ)例句What's the definition of the covalent bond?共價(jià)鍵的定義是什麼？The ability of an atom to attract electrons, and in particular, in a covalent bond.原子對(duì)電子的吸引能力，特別是在共價(jià)鍵中。A covalent bond is any time we have a pair of electrons that is shared between two different atoms.所謂共價(jià)鍵就是我們有兩個(gè)原子,共用一對(duì)電子。原聲例句He said that the percent ionic character, and this is within a bond, not for a compound, for a covalent bond.他提到離子百分?jǐn)?shù)，是指一根鍵中，竝非一個(gè)分子中。麻省理工公開課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選A covalent bond is any time we have a pair of electrons that is shared between two different atoms.所謂共價(jià)鍵就是我們有兩個(gè)原子,共用一對(duì)電子。麻省理工公開課 - 化學(xué)原理課程節(jié)選Likewise, the element that is a good electron acceptor in an electron transfer reaction is going to be the element that is going to hog the electrons in a covalent bond.同樣的，這個(gè)元素在一個(gè)電子轉(zhuǎn)移反應(yīng)中,是個(gè)很好的受贈(zèng)者它將成爲(wèi)在共價(jià)電子,中吸引電子的元素。麻省理工公開課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選權(quán)威例句Avocados have become popular in restaurants and homes because, in food-science terms, they act as a "covalent bond" with other ingredients.NPR: What's in a Name? The Avocado Storycovalent bond更多例句詞組短語(yǔ)短語(yǔ)covalent coordination bond [物化]共價(jià)配位鍵;繙譯dative covalent bondcoordinate bond 配位鍵covalent t bond 共價(jià)鍵covalent atomic bond 共價(jià)原子鍵reversible covalent bond 可逆共價(jià)鍵covalent bond更多詞組英英字典劍橋英英字典 a chemical bond in which two atoms share one or more pairs of electrons that hold them together柯林斯英英字典 a type of chemical bond involving the sharing of electrons between atoms in a molecule, esp the sharing of a pair of electrons by two adjacent atoms covalent bond劍橋字典covalent bond柯林斯字典