Walk-behind battery powered scrubber-drier with disc brushes for basic cleaning, maintenance cleaning and polishing; capacity up to 2,780 sq.m/h.是什么意思_Walk-behind battery powered scrubber-drier with disc brushes for basic cleaning, maintenance cleaning and polishing; capacity up to 2,780 sq.m/h.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句