chambered
/ˈtʃeɪmbəd/adjective
1- (especially of a gun) having a chamber of a particular kind（尤指枪）有特殊弹膛的。
1.1
- Archaeology (of a tomb) containing a burial chamber【考古】（坟墓）有墓室的。
1.2
- Biology (of a plant, animal body, or organ) having one or more body cavities【生】（植物、动物或器官）有（一个或多个）腔的, 分室的：
in combination a four-chambered heart.四分室心脏。