It can pre-cleaning most of pigment on the belt by water or scarper.

刮预洗清除皮带上沾染之大部分色浆。

Medved means bear in Russian—and the worst way to respond to a bear is to display overt weakness or to scarper in different directions.

Medved在俄语中是熊的意思，而在与熊相会时最忌讳的就是表现出明显的虚弱或是落荒而逃。