来自《耶鲁大学开放课程：环境政治与法律 第2集 第2集》
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the people that are burning the plastic off烧掉电子元件和金属上 -
of the electronic components and the metals,的塑料 -
they are often exposed at a high level.长期接触这些东西 -
So that's a very interesting problem.所以这个问题很有趣 -
How could we regulate international trade?我们如何能规范国际贸易 -
Well, this issue of national sovereignty is very important.国家主权很重要 -
Does one nation want another nation telling it一个国家想要另一个国家告诉它 -
what it can and cannot import?什么东西能和什么不能进口 -
Does it want to demand that that nation是否会要求另一个国家 -
adopt some sort of a universal standard?采用某种形式的通用标准 -
And the answer is clearly no.答案无疑是否定的 -
And finally, what criteria would we use to那我们应用什么标准来