philosophy
/fɪˈlɒsəfɪ/noun
(pl.-ies)［mass noun］
1- the study of the fundamental nature of knowledge, reality, and existence, especially when considered as an academic discipline哲学。参见NATURAL PHILOSOPHY.
1.1
- count noun a set of views and theories of a particular philosopher concerning such study or an aspect of it（某一哲学家的）哲学观点, 哲学理论：
a clash of rival socialist philosophies.
对立的社会主义哲学之间的冲突。
1.2
- the study of the theoretical basis of a particular branch of knowledge or experience（某一知识或经验领域的）理论基础研究; 基本原理：
the philosophy of science.
科学的基本原理。
1.3
- count noun a theory or attitude held by a person or organization that acts as a guiding principle for behaviour人生哲学; 宗旨; 行为准则：
don't expect anything and you won't be disappointed, that's my philosophy.
无所求则无所失, 这就是我的人生哲学。
词源
Middle English: from Old French philosophie, via Latin from Greek philosophia 'love of wisdom'.