compartment
/kəmˈpɑ:tmənt; kəm`pɑrtmənt/ n
any of the sections into which a larger area or enclosed space, esp a railway carriage, is divided 隔间（尤指火车车厢中的）; 车室
The first-class compartments are in front. 头等车室在前面.
a case with separate compartments for shoes, jewellery, etc 分格存放鞋、 珠宝等的箱子.