用于农业耕作中以节省劳力的机械设备，包括牵引机和农具。

Mechanical devices, including tractors and implements, used in farming to save Labour.

步行做事，把牵引机换成手推式割草机，用你的手而不是遥控器打开车库门。

Do things on foot, change the tractor to a hand-held lawnmower, and open the garage door with your hand instead of the remote.