This is the 3269th most frequent Chinese word.
原理
Principle; fundamental theory.
Here, 原理 refers to the fundamental principle or concept behind how an electric motor operates, showcasing its technical or scientific application.
电动机的原理是将电能转换为机械能。
The principle of an electric motor is to convert electrical energy into mechanical energy.
In this sentence, 原理 denotes the foundational theories or frameworks in mathematics that are applied to address issues, emphasizing its theoretical understanding.
他研究了很多数学原理，以便解决复杂的问题。
He studied many mathematical principles to solve complex problems.
This use of 原理 focuses on the basic guiding rules or guidelines from aesthetics that influence creativity and functionality in design.