noun🔗Share激进派, 激进分子. (historical: 19th-century Britain) A member of the most progressive wing of the Liberal Party; someone favouring social reform (but generally stopping short of socialism)."The radical proposed a new school policy to improve student access to resources. "那位激进派人士提出了一项新的学校政策，旨在改善学生获取资源的途径。politicshistorygovernmentsocietypersonessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share激进党成员，激进派人士。 (historical: early 20th-century France) A member of an influential, centrist political party favouring moderate social reform, a republican constitution, and secular politics."The radical, a key figure in the French Socialist party, advocated for gradual changes in education and healthcare. "那位激进党成员是法国社会党的重要人物，他主张在教育和医疗保健领域逐步进行改革。politicsgovernmenthistorynationorganizationessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share激进分子，极端分子 A person with radical opinions."The radical in our class argued for a complete overhaul of the school's dress code. "我们班上的那个激进分子主张彻底改革学校的着装规定。politicspersonessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share根， 根式。 A root (of a number or quantity)."The radical of 16 is 4. "16的根是4。(Shíliù de gēn shì sì.)mathessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share部首 In logographic writing systems such as the Chinese writing system, the portion of a character (if any) that provides an indication of its meaning, as opposed to phonetic."The radical for the Chinese character for "tree" indicates the general idea of a plant. "汉字“树”的部首表示植物的大概意思。languagewritinglinguisticscharacteressentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share词根，部首 In Semitic languages, any one of the set of consonants (typically three) that make up a root."The Arabic word for "house" has the radical consonants "b-y-t". "阿拉伯语中“房子”这个词的词根部首是辅音“b-y-t”。languagelinguisticswordessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share基，游离基。 A group of atoms, joined by covalent bonds, that take part in reactions as a single unit."The scientist studied the radical that formed when the chemical reacted with water. "科学家研究了这种化学物质与水反应时形成的基。chemistrycompoundscienceessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share游离基，自由基 A free radical."The scientist explained that the presence of free radicals in the body can damage cells. "那位科学家解释说，体内存在游离基会损害细胞。chemistrybiochemistrybiologymedicinescienceessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share根， 根式理想. (commutative algebra, of an ideal) Given an ideal I in a commutative ring R, another ideal, denoted Rad(I) or \sqrt{I}, such that an element x ∈ R is in Rad(I) if, for some positive integer n, xn ∈ I; equivalently, the intersection of all prime ideals containing I."The radical of the set of problems assigned in math class is the set of all problems that could be solved if we repeated the key steps a certain number of times. "数学课上布置的问题集合的根式理想，就是如果我们将解题的关键步骤重复若干次，就能够解决的所有问题的集合。mathtechnicalessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share根，理想，子环。 (of a ring) Given a ring R, an ideal containing elements of R that share a property considered, in some sense, "not good"."The radical of the set of all possible test scores in math class contained the scores that were below a failing grade. "数学考试所有可能分数的集合的根（理想，子环）包含了那些低于不及格线的分数。mathessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share根，Jacobson根。 (of a module) The intersection of maximal submodules of a given module."The radical of the student group's opinions is the core belief in environmental protection. "学生团体意见的根源在于对环境保护的核心信念。maththeoryessentialieltsChat with AIVocabulary GamePractice Reading
noun🔗Share积基，方根。 The product of the distinct prime factors of a given positive integer."The radical of the number 12 is 6, because the prime factors of 12 are 2 and 3, and their product is 6. "数字12的积基（或方根）是6，因为12的质因数是2和3，它们的乘积是6。mathnumberessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share激进的，根本的. Favoring fundamental change, or change at the root cause of a matter."His beliefs are radical."他的信念非常激进，主张从根本上改变现状。politicsphilosophysocietyattitudeactionessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share根部的，根本的 Pertaining to a root (of a plant)."The botanist carefully examined the radical of the young seedling. "这位植物学家仔细检查了这棵幼苗的根部.plantbiologyessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share根本的，基础的 Pertaining to the basic or intrinsic nature of something."The radical change in the school's curriculum reflected a deeper understanding of student needs. "学校课程的根本性变革反映了对学生需求的更深层次理解。naturephilosophysciencetheoryessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share彻底的，根本的 Thoroughgoing; far-reaching."The spread of the cancer required radical surgery, and the entire organ was removed."癌细胞的扩散需要做彻底的手术，整个器官都被切除了。politicssocietyattitudeessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share字根的，词根的 Of or pertaining to the root of a word."The radical of the word "unhappiness" is "happy." "“Unhappiness”这个词的词根是“happy”。grammarlinguisticswordessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share舌根的，舌根音的。 (of a sound) Produced using the root of the tongue."The singer's radical vocalizations were difficult to understand because she used the root of her tongue to produce the sound. "那个歌手的舌根音发声很难懂，因为她用舌根来发声。phoneticslanguagesoundlinguisticsessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share自由基的 Involving free radicals."The scientist studied the radical changes in the cells caused by the new chemical compound. "这位科学家研究了这种新型化合物引起的细胞内自由基变化。chemistrybiologymedicinebiochemistryessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share根式的，根本的 Relating to a radix or mathematical root."a radical quantity; a radical sign"一个根式量；一个根号mathessentialieltsChat with AIVocabulary GamePractice Reading
adjective🔗Share酷，牛。 (1980s & 1990s) Excellent; awesome."That was a radical jump!"那个跳跃太酷了！culturestylelanguageessentialieltsChat with AIVocabulary GamePractice Reading
