名词短语
中文翻译：三重清洁
同义词：
['triple scrubbing', 'triple washing']
例句：
-
1.The factory needs to undergo triple cleaning before the next production run.
工厂在下一次生产前需要进行三次清洁。
-
2. We need to triple clean the surface of the table before we start painting it.
在我们开始绘画之前，我们需要对桌子的表面进行三次清洁。
-
3.The engineers conducted a triple cleaning of the equipment before they began testing it.
工程师们在开始测试设备之前，对设备进行了三次清洁。