protectionism

名词 protectionism:

1. the policy of imposing duties or quotas on imports in order to protect home industries from overseas competition

1. The classical argument between free trade and protectionism.
   自由贸易和保护主义之间永久的争论

pro.tec.tion.ism

n.（名词）
The advocacy, system, or theory of protecting domestic producers by impeding or limiting, as by tariffs or quotas, the importation of foreign goods and services.
贸易保护主义：通过关税或进口配额等措施阻碍或限制外国商品和服务性产业的进口从而保护国内生产者的主张、制度或理论

【引伸】
protec.tionist
n.（名词）