section
/ˈsɛkʃən/
a self-contained part of a larger composition (written or musical)
中文释义:部分;章节;段
The final section of the report summarizes the key findings.
报告的最后一部分总结了主要发现。
Please read the first section of the textbook before the lecture.
请在课前阅读教科书的第一部分。