Non-tariff barrier非关税壁垒A:Professor Wang. what is non-tariff barrier?A:王教授，什么是非关税壁垒？B:Non-tariff barrier is another mean to restrict imports.B:非关税壁垒是限制进口的另一种手段。A:Can you give an example?A:可以给个例子吗？B:For example, some countries restrict imports by quantitative restriction.B:例如，某一国家通过数量上的限定来限制进口。A:Why?A:为什么要这样做呢？B:This is used to protect local industries or to achieve certain political objectives.B：这样有利于保护当地产业，或者达到某些政治目的。A:Oh,Are there other means?A：哦！还有其他手段吗？B:Technical barriers are set for imported goods.B:还有为进口商品制定技术性贸易壁垒。A:This is designed to exclude them from domestic market, isn't it?A:这样就可以把这些进口商品排除在国内市场之外，是吗？B:Yes,Some countries may use some of the unnecessary health rules to exclude foreigh food.B:是呀，有的国家还有可能利用一些不必要的卫生规则来排斥国外食品。
