### Chinese: 伦理学是对人类道德生活进行系统性思考和研究的学科；在这里，道德定义为一群人或一种文化所认可的所有行为准则。
### English: Ethics is a discipline that systematically <v>thinks</v> and studies human moral life. Here, morality is defined as all the codes of conduct recognized by a group of people or a culture.

### Improved English: Ethics is a discipline which carries out systematic thinking and research on human moral life; here, morality is defined as all the codes of conduct recognized by a group of people or a culture.
