| 单词 | theory |
| 释义 | theory nounadjective | ... of theories | verb + theory | theory + verb | preposition | phrases adjective➤complete, unified完整的／统一的理论◆a grand unified theory of the physical forces governing matter控制物质的各种物理作用力的大统一理论➤general一般理论▸➤coherent连贯理论▸➤current, modern, new当前理论；现代理论；新理论▸➤classical经典理论◆keynes misinterpreted the classical theory of interest.凯恩斯曲解了古典利息论。➤pet喜爱的理论◆one of her pet theories is that people who restrict their calorie intake live longer.她中意的论调之一就是限制热量摄入的人更长命。➤alternative, conflicting替代／相互矛盾的理论▸➤abstract抽象的理论◆his comments are just abstract theory and show little understanding of the realities of the situation.他的意见只是抽象的理论，对实际情况几乎毫无了解。➤economic, legal, linguistic, literary, political, scientific, social, etc.经济学、法律、语言学、文学、政治学、科学、社会学等理论▸➤critical批判性理论▸➤feminist, marxist, postmodern, structuralist, etc.女权主义、马克思主义、后现代派、结构主义等理论◆current feminist theory consists of several different trends.当前的女权主义理论有好几种不同的走向。◆the dominant strand of postmodern theory后现代理论的主流➤chaos, evolutionary, game, number, probability, quantum, string, etc.混沌理论、进化论、博弈论、数论、概率论、量子理论、弦理论等▸➤conspiracy阴谋论◆a conspiracy theory about the princess's death关于王妃之死的阴谋论... of theories➤set一套理论◆each school has its own set of theories.每一个学派都有自己的一套理论。verb + theory➤have, hold有理论；持有理论▸➤advance, develop, formulate, present, produce, propose, put forward提出理论；发展学说；创立理论▸➤work on根据推测工作◆police are working on the theory that the murderer was known to the family.警方的工作基于一种猜测，即凶手是那家人的熟人。➤refute, reject反驳／驳斥学说▸➤accept接受理论▸➤confirm, prove, support证实／证明／支持理论▸➤disprove证明理论错误▸➤challenge, test挑战／检验学说▸➤apply, use应用／使用理论theory + verb➤hold sth, suggest sth理论认为⋯／表明⋯▸➤explain sth, predict sth理论解释⋯／预测⋯▸➤be based on sth理论基于⋯preposition➤in theory理论上◆in theory, these machines should last for ten years.理论上，这些机器应该能用 10 年。➤theory about关于⋯的理论◆he has a theory about why dogs walk in circles before going to sleep.他有一种理论解释狗在睡觉之前为什么要走几圈儿。phrases➤put (the) theory into practice, theory and practice把理论运用到实践中；理论与实践◆the distinction / relationship between theory and practice理论与实践的区别／关系 theory /θɪəri; name θɪri; θiːəri/ noun (plural theories) 1. [countable, uncountable] a formal set of ideas that is intended to explain why sth happens or exists 学说；论◆maslow's theory of human motivation 马斯洛人类动机论◆the boom and bust theory of british economics 英国经济学的繁荣与萧条交替循环论2. [uncountable, countable] the principles on which a particular activity is based 理论；原理◆management theory 管理理论◆the theory and practice of design 设计理论与实务3. [countable] an opinion or idea that sb believes is true but may in fact be wrong 意见；看法◆ the theory is that ceos get rich only when shareholders get rich. 有一种看法认为，只有股东富有了，首席执行官才能变得富有。 ●in theoryused to say that a particular statement is supposed to be true but may in fact be wrong 理论上；按理说◆in theory, these machines can last up to ten years. 理论上讲，这些机器最多可运行十年。◆this all sounds fine in theory, but would it work in practice? 这话听起来都有道理，但是在实践中是否可行？ expectancy theory ◇ game theory ◇ organization theory ☞ theorytheory noun 1➤the theory of relativity相对论➤i have this theory that...依我看⋯theory ♦︎ principle ♦︎ law ♦︎ rule ♦︎ theoremthese are all words for an idea or set of ideas that explains why sth happens or why sth exists.这些词均表示学说、理论、原理。patterns and collocations 句型和搭配◆a theory / law / rule / theorem about sth◆the theory / principle behind sth◆in theory / principle◆the theory / principle / law / rule / theorem that...◆a basic / fundamental theory / principle / law / rule / theorem◆a mathematical theory / principle / law / rule / theorem◆a scientific theory / principle / law / rule◆to prove a theory / principle / law / rule / theorem◆to define a law / rule◆to apply a theory / principle◆a theory / principle / law / rule / theorem states that...■ theory [countable, uncountable] a formal set of ideas that is intended to explain why sth happens or exists; the ideas on which a particular subject is based学说；理论◆there are conflicting theories as to the very early origins of mankind.关于人类最早的起源有些相互矛盾的理论。◆according to einstein's theory of relativity, nothing can travel faster than light.根据爱因斯坦的相对论，任何东西都无法超越光速。◆he wrote a number of books on political theory.他撰写了几本政治理论方面的书。◆in theory, all children get an equal chance at school.从理论上讲，所有孩子在学校都能获得平等的机会。 ➡ see also theoretical → intellectual 1 ■ principle [countable, uncountable] an idea or theory that sth is based on; a general or scientific idea that explains how sth works or why sth happens法则；原则；原理；定律◆the principle behind it is very simple.这背后的原理很简单。◆we must get back to first principles (= the basic principles of sth).我们必须回到根本原则上来。◆it is based on the principle that heat rises.这是基于热气上升的定律。◆a tidal current turbine is similar in principle to a windmill.潮流涡轮机从原理上和风车相似。 ➡ see also principle → principle 2 ■ law [countable] the fact that sth always happens in the same way in an activity or in nature; a scientific statement made by sb that explains a natural process规律；法则；原理；定律◆the usual laws of supply and demand do not seem to apply in this case.一般的供求规律似乎不适用于这种情况。◆do you remember anything about ohm's law?你还记得欧姆定律吗？ ➡ see also law → principle 2 ■ rule [countable] a statement of what is possible according to a particular system, for example the grammar of a language规则；法则◆he's a writer who doesn't seem to know the most basic rules of english grammar.他这个作家似乎连最基本的英语语法规则都不知道。 ➡ see also rule → principle 2 ■ theorem /θɪərəm; name θiːərəm, θɪrəm/ [countable] (technical术语) a rule or principle, especially in mathematics, that can be proved to be true（尤指数学）定理◆work out the answer using pythagoras's theorem.运用毕达哥拉斯定理算出答案。theory noun 2➤the theory of relativity相对论➤i have this theory that...依我看⋯theory ♦︎ hypothesis ♦︎ premise ♦︎ thesis ♦︎ propositionthese are all words for an idea that sb believes but that has not yet been proved, especially one used as the basis for another idea or proposal.这些词均表示假说、假设，尤指可用作其他观点或提议基础的假定。patterns and collocations 句型和搭配◆a theory / hypothesis / thesis / proposition about sth◆a theory / hypothesis / thesis on sth◆a theory / hypothesis / premise / thesis / proposition that...◆to have a theory / hypothesis / premise / thesis◆to formulate a theory / hypothesis / thesis◆to support a theory / hypothesis / premise / thesis / proposition◆to test a theory / hypothesis / premise / proposition◆to prove a theory / hypothesis / thesis / proposition◆to be based on a theory / hypothesis / premise / thesis / proposition◆a theory / hypothesis / premise / thesis / proposition is based on sth■ theory [countable, uncountable] an opinion or idea that sb believes is true but that has not been proved（未经证明的）意见，看法；推测◆i have this theory that most people prefer being at work to being at home.依我看，多数人喜欢工作而不愿待在家里。◆this is all theory so far...you'll need to back it up with facts.到目前为止，这都是推测，你需要用事实来印证。■ hypothesis /haɪpɒθəsɪs; name haɪpɑːθəsɪs/ (plural hypotheses /haɪpɒθəsiːz; name haɪpɑːθəsiːz/ ) [countable] (rather formal) an idea or explanation of sth that is based on some known facts but has not yet been proved to be true or correct（有一定事实依据但未被证实的）假说，假设◆his hypothesis about what dreams mean provoked a lot of debate.他关于释梦的假说激起很多争论。◆this economic model is really a working hypothesis (= sth that people are using as if it were true or correct but which may yet be proved wrong).这个经济模型实际上是一个暂定的假说，以便展开分析。 ➡ see also hypothetical → supposed ■ premise /premɪs/ [countable] (formal) a statement or idea that forms the basis for a reasonable theory前提；假定◆the basic premise of this argument is deeply flawed.这一论据的基本前提有很大缺陷。◆the argument rests on a false premise.这个论点是以错误的前提为基础。■ thesis /θiːsɪs/ (plural theses /θiːsiːz/ ) [countable] (rather formal) a statement or opinion that is discussed in a logical way and presented with evidence to prove that it is true命题；论题◆the basic thesis of the book is fairly simple.这本书的基本观点相当简单。 ➡ see also thesis → paper ■ proposition /prɒpəzɪʃn; name prɑːpəzɪʃn/ [countable] (formal) a statement that expresses an opinion, especially one used as the basis of an argument（尤指作为论证基础的）命题，主张，观点◆her argument is based on the proposition that power corrupts.她的论证是建立在权力使人堕落的观点上。theory [countable, uncountable] a formal set of ideas that is intended to explain why sth happens or exists; the ideas on which a particular subject is based学说；理论◆there are conflicting theories as to the very early origins of mankind.关于人类最早的起源有些相互矛盾的理论。◆according to einstein's theory of relativity, nothing can travel faster than light.根据爱因斯坦的相对论，任何东西都无法超越光速。◆he wrote a number of books on political theory.他撰写了几本政治理论方面的书。◆in theory, all children get an equal chance at school.从理论上讲，所有孩子在学校都能获得平等的机会。 ➡ see also theoretical → intellectual 1 theory [countable, uncountable] an opinion or idea that sb believes is true but that has not been proved（未经证明的）意见，看法；推测◆i have this theory that most people prefer being at work to being at home.依我看，多数人喜欢工作而不愿待在家里。◆this is all theory so far...you'll need to back it up with facts.到目前为止，这都是推测，你需要用事实来印证。theory/ˈθɪəri ||; ˈθɪərɪ/noun (plural theories) 1. [c] an idea or set of ideas that tries to explain sth 理论；学说: ◇the theory about how life on earth began 关于地球上生命起源的理论 2. [u] the general idea or principles of a particular subject 理论；原理: ◇political theory 政治理论◇the theory and practice of language teaching 语言教学的理论与实践 3. [c] an opinion or a belief that has not been shown to be true 看法；推测；揣度 in theory as a general idea which may not be true in reality 理论上: ◇your plan sounds fine in theory, but i don't know if it'll work in practice. 你的计划理论上不错，但我不知道实际上是否可行。 theorysee ⇨ idea 3 theo·ry /`θiərɪ; ˈθɪəri/n 1. [c] an explanation for something that has not yet been proved to be true 学说; 理论:◇darwin's theory of evolution 达尔文的进化论 2. in theory something that is true in theory should be true, but may not be 理论上，从理论上来说［实际上未必如此］:◇in theory, the crime rate should decrease as employment increases. 在理论上，就业率上升时犯罪率应该会下降。 3. [u] the general principles of a subject such as science or music 原理; 学理:◇studying music theory 学习乐理 ☞ theory |
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