compartment
noun [ C ] uk/kəmˈpɑːt.mənt/ us/kəmˈpɑːrt.mənt/
（车辆的）分隔厢，舱;（尤指火车的）隔间，包厢
one of the separate areas inside a vehicle, especially a train
a first-class compartment 头等包厢
（家具、设备或容器的）隔间，格
a separate part of a piece of furniture, equipment, or a container with a particular purpose
a fridge with a small freezer compartment 带有小冷冻室的冰箱
the sleeping/inner compartment in a tent 帐篷里的睡间／内间
medical specialized（身体内的）隔间，隔室
a section in the body that contains muscles and nerves and is surrounded by connective tissue
The knee joint is composed of three compartments and ligaments that stabilize the joint. 膝关节由三个隔间和起稳定作用的韧带组成。