Also, the white trashes, which are plastic bags that are not biodegradable, caused huge pollution in the ground, results in arable land becoming not arable.

同时，白色垃圾，不能生物降解的塑料袋，造成巨大污染地面，导致耕地成为没有耕地。

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As a biodegradable material, poly (L-lactic acid, PLLA) has drawn more attention because of the decrease of resource and the serious pollution.

随着资源的减少和白色污染的加剧，作为生物可降解材料的聚l -乳酸(PLLA)引起了世人的广泛关注。

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Office equipment has been for years a source of pollution and waste, producing tons of non-recyclable plastics, dangerous chemicals, and massive amounts of non-biodegradable components.

办公设备多年来一直是污染和废物的来源，产生大量数以吨计的不可回收塑料、危险化学品和非生物降解的成分。

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