名词
中文翻译：Unknown
同义词：
['recovery tower', 'purification tower例句：1. The extraction tower is used to separate the oil from the water.（提取塔用于将油从水中分离出来。）']
例句：
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1. The extraction tower is used to separate the oil from the water.
提取塔用于将油从水中分离出来。
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2.The recovery tower helps to recycle the waste materials.
回收塔有助于回收废物材料。
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3.The purification tower is designed to remove impurities from the air before it reaches the ground.
净化塔设计用来在空气到达地面之前去除杂质。