theory 英 [ˈθɪəri]   美 [ˈθɪri]

theory

theory  英 [ˈθɪəri] 美 [ˈθɪri]

n. 理论; 

名词复数:theories 

Have you tested out this new theory? 你充分检验了这个新理论了吗?
the theory and practice of language teaching 语言教学理论与实践

  • When you have a theory, you have a set of beliefs or principles that might not be proven yet. Does anyone have a good theory for where missing socks go when you do laundry?
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  • n. 理论;
  • 1. Have you tested out this new theory?

    你充分检验了这个新理论了吗?

  • 2. the theory and practice of language teaching

    语言教学理论与实践

  • 3. 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。

  • 4. That sounds fine in theory, but have you really thought it through?

    这话听起来很有道理,但是你真正全面考虑过没有?

  • theory (n.) 1590s, "conception, mental scheme," from Late Latin theoria (Jerome), from Greek theoria "contemplation, speculation; a looking at, viewing; a sight, show, spectacle, things looked at," from theorein "to consider, speculate, look at," from theoros "spectator," from thea "a view" (see theater) + horan "to see," which is possibly from PIE root *wer- (3) "to perceive."
the·ory AWL / ˈθɪəri ; NAmE ˈθɪri ; ˈθiːəri / noun ( plural the·ories ) 1 [countable ,  uncountable ] a formal set of ideas that is intended to explain why sth happens or exists 学说;论;说 According to the theory of relativity, nothing can travel faster than light. 根据相对论,任何东西都无法超越光速。 collocationsat scientific 2 [uncountable ] the principles on which a particular subject is based 理论;原理;原则 the theory and practice of language teaching 语言教学理论与实践 3 [countable ] theory(that…) an opinion or idea that sb believes is true but that is not proved (未证明的)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。 IDIOM in ˈtheory used 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 should last for ten years or more. 从理论上讲,这些机器应能用十年以上。 That sounds fine in theory, but have you really thought it through? 这话听起来很有道理,但是你真正全面考虑过没有? theory theories the·ory / ˈθɪəri ; NAmE ˈθɪri ; ˈθiːəri /
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