Back in the 1960s, plastic was well on its way to becoming a staple of American life.

早在20世纪60年代，塑料就已经逐渐成为美国人生活的主要物品。

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This accounts for our reaction to seemingly simple innovations like plastic garbage bags and suitcases on wheels that make life more convenient: "How come nobody thought of that before?"

这就解释了为什么当我们看到像塑料垃圾袋和带轮行李箱这些让生活更方便且看似简单的发明时，我们的反应是：“为什么以前没有人想到这个？”

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This accounts for our reaction to seemingly simple innovations like plastic gargabe bags and suitcases on wheels that make life more convenient: "How come nobody thought of that before?"

这就解释了为什么当我们看到像塑料垃圾袋和带轮行李箱这些让生活更方便且看似简单的发明时，我们的反应是：“为什么以前没有人想到这个?”

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We're familiar with polymers, plastics in our daily life; the chairs that you're sitting on are made of a kind of a plastic polymer that is basically an organic chemical that is cross-linked together.

我们应该很熟悉聚合物,比如日常生活中的塑料就是,你们坐的椅子,就是由一种塑料聚合物构成,它由基本的有机化学物质交联在一起

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The practice was banned by international treaty in 1988 because the plastic bad for sea life, from turtles on down the food chain.

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Estimated to be around the size of Texas, this contaminated area of ocean has by some estimates more plastic than food for marine life.

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Huibers has filled his ark, which will operate as a "Bible museum, " with life-sized plastic animals and an aviary of live birds to give visitors more to interact with.

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