rad·icalAWBrE/ˈrædɪkl/NAmE/ˈrædɪkl/adjective[usually before noun]concerningthemostbasicandimportantpartsofsth; thoroughandcomplete根本的;彻底的;完全的SYNfar-reaching◆theneedforradicalchangesineducation对教育进行彻底变革的需要◆demandsforradicalreformofthelaw彻底改变法律的要求◆radicaldifferencesbetweenthesexes两性间的根本差异new, differentandlikelytohaveagreateffect全新的;不同凡响的◆radicalideas不同凡响的观点◆aradicalsolutiontotheproblem解决问题的全新方法◆radicalproposals有创见的建议infavourofthoroughandcompletepoliticalorsocialchange激进的;极端的◆theradicalwingoftheparty党内的激进派◆radicalpoliticians/students/writers激进的政治人物/学生/作家
capitalism, communism, democracy, dictatorship, fascism, imperialism, liberal, radical, socialism, system
rad·icalAWBrE/ˈrædɪkl/NAmE/ˈrædɪkl/nounapersonwithradicalopinions激进分子◆politicalradicals政治激进分子(chemistry化学) agroupofatomsthatbehaveasasingleunitinanumberofcompounds游离基;自由基➡ see alsofree radical