Pertaining to, or used in, the obtaining of knowledge by experiment and observation.

科学的；用于科学的。

In accordance with the rules or methods of systematized knowledge; systematic; exact.

依这科学规则或方法的；有系统的精确的。

Of, relating to, or exhibiting the methods or principles of science.

关于科学的；合乎科学方法或原则的。