“环境壁垒”、“生态壁垒”、“环境贸易措施”和“绿色贸易壁垒”的简称。指进口国家以生态平衡和人类健康为目的，明确法令限制商品的进口green trade barrier

• 绿色壁垒成了美国等国家保护本国经济的一种重要的贸易保护手段。

  Green trade barriers have become an important trade protection method for the US and others to protect their domestic economies.

• 重庆大宗的农副土特产品出口遭遇了绿色壁垒。

  The export of bulk agricultural sideline and speciality products from Chongqing has hit a green trade barrier.