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  • microplastics

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      • 塑料微粒

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      These microplastics included a substance commonly known as PET and widely used in the manufacture of clothing and food and liquid containers.

      2019年12月四级真题（第二套）阅读 Section A

      These studies showed that their water did contain microplastics, but far less than the Orb study suggested.

      2019年12月四级真题（第二套）阅读 Section A

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