section of train

例句：

1. 1. The train has two sections ofseating.
   这列火车有两个座位区。
2. 2. Thecompany has divided its operations into several sections.
   该公司将其业务分为几个部门。
3. 3. The scientiststudied the chemical properties of different sections ofthe material.
   科学家研究了材料不同部分的化学性质。