factory worker cleaning flooring factory interior storage tank section filtering machine and tanks after production completed - 清洗 個照片及圖片檔工業, 工廠, 衛生
a man wipes down the kitchen's countertop with cleaning clothe, house chores - 清洗 個照片及圖片檔家庭生活, 廚房, 服務
people, group and cleaning for garbage at beach for recycling, trash and plastic for marine ecology. community service, men or women with volunteering, sustainability or environment by sea at sunset - 清洗 個照片及圖片檔義工, 塑膠
cleaner using mops, cleaner with mop and uniform cleaning hall floor, hospital cleaning floor with mop in patient room the hospital epoxy floor. - 清洗 個照片及圖片檔醫院, 乾淨, 商務
