brush of a drum 束棒又叫作鼓刷
Things - car, bus, truck, boat, train, bed, desk, doll, bell, drum, table, book, spoon, knife, fork, door, clock, chair, bench, stool, brush, comb, sock, shoe.
物体-小汽车，公共汽车，卡车，轮船，火车，床，桌子，娃娃，铃，鼓，桌子，书，匙，小刀，叉子，门，钟，椅子，长椅，工具，刷子，梳子，短袜，鞋。
The direction and operation of the main rotary brush barrels of the road direction and the rotating brush at the bottom of the reverse rotating drum.
主旋转毛刷运转方向和桶的行进方向及桶底部旋转毛刷反向回转。
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