基本解释n. [有化] 环烷词组短语短语cyclo -alkane series 环烷族cyclo o alkane 环烷cycloalkane更多词组英英字典柯林斯英英字典 any saturated hydrocarbon similar to an alkane but having a cyclic molecular structure and the general formula CH2 (Also called cycloparaffin)cycloalkane剑桥字典cycloalkane柯林斯字典专业释义经济学环烷