radical
adj[usu attrib 通常作定語]
1 of or from the root or base; fundamental 根本的; 基本的
a radical flaw, error, fault, etc in the system 制度中的基本缺陷、 錯誤、 缺點等.
2 thorough or complete; drastic 徹底的; 完全的; 激烈的
radical reforms, changes, etc 徹底的改革、 改變等.
3 favouring thorough political or social reform; holding extreme views 贊成實行徹底的政治或社會改革的; 持激進觀點的
a radical politician, thinker, writer, etc 思想激進的政治家、 思想家、 作家等
She is radical in her demands. 她的要求十分偏激. radical, n
1 person with radical(3) opinions 激進分子.
2 (mathematics 數) quantity forming or expressed as the root of another 根數; 根式; 根號.
3 (chemistry 化) group of atoms forming part of a compound and not changing during chemical reactions 基; 根; 原子團.