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[VOA常速英语视频] 塑料包装到底是好是坏
On supermarket shelves around the world, fresh food products are wrapped in plastic.The packaging makes food look fresh and long-lasting.2018-10-17 编辑：Wendy
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[夏说英语新闻晨读] 夏说英语新闻晨读(MP3+文本) 第751期:用蘑菇做塑料包装
Our plastic addiction is spiraling out of control, but one company thinks it has a solution from a material found in nature.2019-11-22 编辑：alice
