secondary pollution

常见例句

双语例句

• More will not cause secondary pollution.
  更不会造成二次污染。
• We should control the secondary pollution.
  我们应该控制二次污染。
  dict.cn
• When exposed to the air for more than 60 days, the product will turn into water with oxygen molecules and there will be no secondary pollution.
  产品放置于自然环境中，60日后与氧分子结合又自动转化成清水，不会造成二次污染。
  www.green-force.cn
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