chassis/ˈʃæsɪ; `ʃæsɪ/ n(pl unchanged 复数不变/ ˈʃæsɪz; `ʃæsɪz/) framework on which the body and working parts of a vehicle, radio or television are built （车辆的）底盘, 车架; （收音机或电视机的）底盘, 框架. =>illus at App 1 见附录1之插图, page xii.
牛津英汉双解词典