Environmental protection and freedom of trade become world trends, which might collide with each other.

环境保护与贸易自由已经成为世界潮流, 二者交汇必然产生冲突.

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It is significant for promoting freedom of trade in service and protecting domestic industry.

其对于推进服务贸易自由化和保护成员国内产业都具有非常重要的意义.

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