1. He planned to spend the afternoon tuning up his rototiller to get ready for spring gardening. 他打算下午检修一下旋转碎土器以便为春天的园艺工作做准备。
2. Having analysis on the working principle of the whole tractor system including diesel engine and rototiller, we worked out the way of how to eliminate the impotence of tractor with rototiller. 通过对拖拉机、发动机和旋耕机整个系统工作原理分析,找出了解决拖拉机带旋耕机“无力”问题的方法。