It is not a theory that is commonly subscribed to.

般人并不赞成个理论。

There is a compelling logic to his main theory.

他的主要理论蕴含令人信服的逻辑推理。

How can a nonscientist explain an abstruse theory with such assurance?

怎么个非科学家抽象理论的解释如此自信?

The book provides a thorough critique of current theories.

那本书当今理论予以全面透彻的评论。

Many theories purport to explain growth in terms of a single cause.

许多理论都标榜以单的原因解释生长。

Einstein’s theory of relativity is very abstruse.

爱因斯坦的相论非常难懂。

This one theory has bright pragmatical tendency, represented the trend of psychological development.

理论具有鲜明的实用主义倾向，代表了心理学发展的趋势。

A graduate student instructed the freshmen in the rudiments of music theory.

名研究生向新生教授音乐理论的基本原理。

The theory is not yet scientifically established.

个理论尚未被科学地证实。

Einstein's new theory on optics changed classical scientific ideas about light.

爱因斯坦新的光学理论改变了人们光的传统科学概念。

In Optimality Theory, grammar consists of a set of universal and violable constraints.

摘要优选理论中的制约条件具有普遍性和可违背性。

Reaction kinetics is far less perfect than thermochemistry theory.Why?

化学动力学远不及化学热力学那么完美。

Ade couldn't relate the phenomena with any theory he knew.

艾德无法用他所知道的任何理论来解释种现象。

She has a theory that drinking milk prevents colds.

她有种说法, 认为喝牛奶能防止感冒。

We describe the “second quantized” Dirac theory in an (unquantized ) strong external field.

我们描述种（非量子化的）强外场中“二次量子化”狄拉克理论。

A scientist must produce evidence in support of a theory.

科学家必须提供证据以支持其理论。

In theory, these machines should last for ten years or more.

理论上讲，些机器应该可以用十年或者更久。

I find his theory objectionable in its racist undertones.

我觉得他理论中的种族主义含意令人厌恶。

I thought that I would fly a kite for a somewhat unfashionable theory.

我想要为有点不合潮流的理论试探下舆论。

Einstein's theory links energy with mass and velocity of light.

爱因斯坦的理论把能量同质量和光速联系起来。