radical
a.基本的；激进的
释义2：
radical
/ 5rAdikEl /
◙ adjective1. (especially of change or action) relating to or affecting the fundamental nature of something: far-reaching or thorough• （尤指变化或行动）根本的；意义深远的，彻底的 »a radical overhaul of the existing regulatory framework. 对现有管理体制的彻底检查。 forming an inherent or fundamental part of the nature of someone or something• 原本的，固有的，与生俱来的 »the assumption of radical differences between the mental attributes of literate and non-literate peoples. 就有文字民族与无文字民族之间智力特征固有差异的假设。 (of surgery or medical treatment) thorough and intended to be completely curative• （外科，医疗）根治的，根除的 characterized by departure from tradition: innovative or progressive• 反传统的；创新的，革新的；进步的 »the city is known for its radical approach to transport policy. 该市以交通政策方面的革新而著称。2. advocating thorough or complete political or social reform: representing or supporting an extreme or progressive section of a political party• 过激的；激进的，激进派的 »a radical American activist. 美国激进主义分子。 (of a measure or policy) following or based on such principles• （措施，政策）彻底革新的；激进性的 [Brit. historical] belonging to an extreme section of the Liberal party during the 19th century• [英，史] （19世纪）自由党激进派的3. of or relating to the root of something, in particular• （与）根（有关）的，尤指 [Mathematics] of the root of a number or quantity• [数] 根式的；根号的；根基的 denoting or relating to the roots of a word• 词根的 [Music] belonging to the root of a chord• [乐] 根音 [Botany] of, or springing direct from, the root or stem base of a plant• [植] 根生的4. [usu. as exclamation] (informal, chiefly US)very good: excellent• [非正式，主美] 顶刮刮的 »Okay, then. Seven o'clock. Radical!. 好吧。7点钟。太棒了！。◙ noun1. a person who advocates thorough or complete political or social reform: a member of a political party or part of a party pursuing such aims• 过激主义者；激进主义者【French】
1. [Chemistry] a group of atoms behaving as a unit in a number of compounds• [化] 基，根，原子团。 参见free radical2. the root or base form of a word• 词根 any of the basic set of approximately 214 Chinese characters constituting semantically or functionally significant elements in the composition of other characters and used as a means of classifying characters in dictionaries• （汉字）偏旁，部首3. [Mathematics] a quantity forming or expressed as the root of another• [数] 根式；根基 a radical sign• 根号【派生】
♦ radicalism noun （限名词义项 2）
♦ radically adverb »[as submodifier] a radically different approach. 截然不同的方法。♦ radicalness noun【语源】
1. late Middle English (in the senses forming the root and inherent): from late Latin radicalis, from Latin radix, radic- 'root'
俄语/英语字母转换