If the surface contains rust, which should be in advance cleaned away by metallicbrush, in addition to, can also wipe the surface.
如果表面有易剥落锈蚀，应事先用金属刷清除，必要时还可用酒精、丙酮等有机溶剂擦拭表面。
2
The elephant got a metallic-bristled brush on a bush, and started to stab the Rhino in the eyes, so the Elephant can run away from the blind Rhino. One time in a zoo.