prepare clean working area 编写清洁工作区 ; 准备清理工作区
Clean n working area 洁净工作区
Keep Working Area Clean 保持工作区域清洁
Maintain inventory of material and clean working area.
保持库存材料和清洁工作场所。
Crews have been working on the plant ever since, but officials say it can take as much as 40 years to completely clean up the area and decontaminate it.
从那时起工作人员们一直致力于核电站的工作，但官员们表示采取需要40年以上才能完全清理并净化这片区域。
Keep the working area clean and tidy in maintenance.
保持维护所在工作区域的高度整洁。
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