阴离子催化聚合anionoid: 类阴离子anionoid reagent: 类阴离子试剂anionoid recombination: 阴离子催化聚合anionoid substitution: 类阴离子取代polymerization: 聚合酌; 聚合作用下载手机词典可随时随地查词查翻译