例句
同义词
反义词
  • n.
    theory的反义词之:学说;理论
    practice
  • theory的反义词之:其他释义
    practice
词组
  • in theory
    used in describing what is supposed to happen or be possible, usually with the implication that it does not in fact happen 理论上(应该);照道理
英语四级真题
  • While consumers are spending less on toilet paper, they remain fussy – in theory at least – when it comes to paper quality.
    出自-2017年6月阅读原文
  • Doctors used carrot seeds and roots as medicine, on the theory that foods that taste bad must be good for you.
    出自-2017年6月听力原文
  • These findings are in agreement with what you would expect from the evolutionary theory: those who like to make friends and help others can gather enough resources to make it through tough times.
    出自-2016年6月阅读原文
  • Later, I developed a broader theory of what separates the two general classes of learners—helpless versus mastery-oriented.
    出自-2016年12月阅读原文
  • I realized these different types of students not only explain their failures differently, but they also hold different theories of intelligence.
    出自-2016年12月阅读原文
  • Albert Einstein predicted this in 1905, when he introduced the concept of relative time as part of his Special Theory of Relativity.
    出自-2011年6月听力原文
  • It enables him to apply theory to practice.
    出自-2010年6月听力原文
  • To test that theory, the team examined the yellowish, dried remains inside the vessels.
    2017年6月四级真题(第一套)阅读 Section A
英语六级真题
  • In theory, interactive advertising can engage viewers in a way that 30-second spots do not.
    出自-2016年6月阅读原文
  • The theory is that smoking should be stripped of any appeal to discourage new generations from starting in the first place.
    出自-2016年12月阅读原文
  • The third element of love in Sternberg’s theory is what he calls decision commitment, the decision that one is in a love relationship, the willingness to label it as such and the commitment to maintain that relationship at least for some period of time.
    出自-2016年12月听力原文
  • So if you have all three of these, intimacy, passion and commitment, in Sternberg’s theory you have love.
    出自-2016年12月听力原文
  • Now what’s interesting about the theory is what do you have if you only have one out of three or two out of three? What do you have and how is it different if you have a different two out of three? What’s interesting about this kind of theorizing is it gives rise to many different combinations that can be quite interesting when you break them down and start to look at them carefully.
    出自-2016年12月听力原文
  • And he has a theory of love that argues that it’s made up of three components: intimacy,passion and commitment, or what is sometimes called decision commitment.
    出自-2016年12月听力原文
  • The central notion of social learning theories is that people learn attitudes, beliefs, and behaviors through social interaction.
    出自-2013年6月阅读原文
  • Social learning theories contribute to our understanding of why we behave as we do, but much of the emphasis is on early socialization rather than on what occurs throughout life
    出自-2013年6月阅读原文
  • Thus, these theories don't explain why gender roles can change in adulthood or later life.
    出自-2013年6月阅读原文
  • Social learning theories also don't explain why reinforcement and modeling work for some children but not others, especially those in the same family and even identical twins
    出自-2013年6月阅读原文
  • Regarding gender role building, social learning theories attach greater importance to socialization in one's childhood than in their adulthood or later life.
    出自-2013年6月阅读原文
  • There are a few aspects about gender role formation which social learning theories fail to explain
    出自-2013年6月阅读原文
  • It focuses on theory rather than on practical skills.
    出自-2011年6月阅读原文
  • There are a number of familiar theories.
    出自-2011年6月阅读原文
  • That's because the quest for a unified theory that would account for all the forces of nature has pushed current mathematics to its limits.
    出自-2010年12月阅读原文
  • It will take another Einstein to build a unified theory
    出自-2010年12月阅读原文
  • His solid foundation in math theory.
    出自-2010年12月阅读原文
  • Nobody will read papers on apparently ridiculous theories.
    出自-2010年12月阅读原文
  • Kathy, chaos theory seems to be a branch of physics or mathematics.
    出自-2013年6月听力原文
  • Chaos theory was developed by scientists, trying to explain the movement of the planets and the changes in environmental conditions
    出自-2013年6月听力原文
  • In the 1990s, many economists began to look at chaos theory as a way of providing models for forecasting.
    出自-2013年6月听力原文
  • Well, that's a good question, because the basic idea of chaos theory is that there aren't any "models" as such— there aren't guaranteed forms, but rather patterns of change in development
    出自-2013年6月听力原文
  • What was chaos theory supposed to do when it was first formulated?
    出自-2013年6月听力原文
  • Chaos theory and its applications
    出自-2013年6月听力原文
  • "In theory," says Vallentine, "this can create a high enough temperature to generate super-heated steam.
    2018年12月六级真题(第二套)听力 Section C
  • And he has a theory of love that argues that it's made up of three components: intimacy,passion and commitment, or what is sometimes called decision commitment.
    2016年12月六级真题(第一套)听力 Section C
  • However, this is a contentious theory and such claims have been treated skeptically by some scholars based on their reading of the relevant data.
    2019年12月六级真题(第一套)阅读 Section B
  • I spend most of my time studying the big bang theory and where our universe came from.
    2018年12月六级真题(第一套)听力 Section A
  • I'm watching a comedy called The Big Bang Theory.
    2019年12月六级真题(第一套)听力 Section A
  • Joseph wanted to put this theory to the test.
    2019年12月六级真题(第三套)阅读 Section B
  • So if you have all three of these, intimacy, passion and commitment, in Sternberg's theory you have love.
    2016年12月六级真题(第一套)听力 Section C
  • The third element of love in Sternberg's theory is what he calls decision commitment, the decision that one is in a love relationship, the willingness to label it as such and the commitment to maintain that relationship at least for some period of time.
    2016年12月六级真题(第一套)听力 Section C
  • You see it in faculty members who are pleased when their students make a discovery that undermines a cherished theory that they had put forward.
    2017年6月六级真题(第一套)听力 Section C
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena;
    "theories can incorporate facts and laws and tested hypotheses""true in fact and theory"
    2. a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena;
    "a scientific hypothesis that survives experimental testing becomes a scientific theory""he proposed a fresh theory of alkalis that later was accepted in chemical practices"
    3. a belief that can guide behavior;
    "the architect has a theory that more is less""they killed him on the theory that dead men tell no tales"
行业词典
  • 医学: 理论:立足于某一技艺的学说或原则,以别于对该技艺的实践;学说,臆想:系统阐明的假说,泛言之,即指一切不是以确切认识为基础的设想或观点;
    哲学: 理论相依性;theory-dependence;意义的理论负载性;theory-ladenness of meaning;负载理论的数据;theory-laden data;理论价值区分;theory-value distinction;负载理论的观察;theory-laden observation;观察的理论负载性;theory-ladenness of observation;渗透了理论的观察;theory-impregnated observation;
    数学: 理论;
    物理学: 理论;