短語(yǔ)詞組短語(yǔ)branched paraffin hydrocarbon 支鏈烷烴branched cyclic hydrocarbon 支鏈環(huán)徑branched -chain hydrocarbon 支鏈烴;翻譯hydrocarbon with branched chains 支鏈烴類(lèi) 返回 branched hydrocarbon