section strip

例句：

1. 1. The team decided to divide the work into smaller sections.
   团队决定将工作分成更小的部分。
2. 2.The book is divided into several sections for easy reading.
   这本书被分成几个部分，方便阅读。
3. 3.The teacher explained the lesson in sections to ensure understanding.
   老师将课程内容分成若干部分，以确保学生理解。