theory

中英词典：theory

名词：

形容词：

词汇扩充：

1. theory of relativity 相对论

2. quantum theory 量子理论

3. evolutionary theory 进化论

词语辨析：

1. theory 指一种经过系统研究和分析的解释或观点，通常是经过验证的。

2. hypothesis 指对现象或问题的猜测或假设，需要进一步的验证和研究。

柯林斯词典解释：

1. A theory is a formal idea or set of ideas that is intended to explain something.

2. If you have a theory about something, you have your own ideas about how or why it happened.

牛津词典解释：

1. A theory is a formal statement of the rules on which a subject of study is based or of ideas that are suggested to explain a fact or event.

2. A theory is an idea or belief about something that is based on a lot of thinking and reading but has not been proved to be true.

用法：

1. In theory, this method should work, but in practice, it doesn't always produce the desired results.

2. The scientist proposed a new theory to explain the unusual phenomenon observed in the experiment.

中英对照例句：

1. 这个新的 理论 可能会改变我们对宇宙的看法。

In theory, this new theory could change our understanding of the universe.

2. 有人提出了一个有趣的 假设 来解释这个现象。

Someone put forward an interesting theory to explain the phenomenon.

3. 他对这个 学说 的研究使他成为了一名专家。

His research on this theory made him an expert.

4. 他提出的这个 原理 改变了我们对自然规律的理解。

The principle he proposed changed our understanding of natural laws.

5. 那位科学家正在发展一个新的 量子理论。

The scientist is developing a new quantum theory.