rotary jet旋转喷射器rotaryadj.旋转的n.旋转式机器；环形交叉路rotary soot blower旋转吹灰器rotary exhaust box旋转式排气箱rotary cement kiln水泥回转窑rotary slide valve回转滑阀rotary engined car转子发动机小客车rotary dial system旋转拨号系统rotary tower crane回转塔式起重机rotary meat cutter盘形切片机rotary regenerator旋转式再生器rotary steam joint旋转式汽管接头

1. The central unit is a rotary drum.
   核心设备是一个旋转的滚筒。
2. They put my hands in a metal drum and burned them.
   他们把我的手放进一个金属滚筒里烧了。