英语词汇sigma bond怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sigma bond
释义	sigma bond 简明释义 σ键网络释义 1 ?键键。中文名称： σ键英文名称： sigma bond 应用学科：化学（一级学科）释义由两个相同或不相同的原子轨道沿轨道对称轴方向相互重叠而形成的共价键，叫做σ键。σ键是原子轨道沿轴方向重叠而形成 2 ?结合 ... SIGMA KOKI 西格玛 ; 西格玛光机 sigma bond 结合 sigma compactness 紧性 ... 双语例句 1 PROFESSOR: Yup, it's a sigma bond. 教授：它是sigma键。 2 It turns out that it's a sigma bond. 实际上它是sigma键。 3 So in this first case here, what we're seeing is a sigma bond. 在第一个例子里，我们看到的是sigma键。
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