政府在限制进口的措施中提高了关税。 In a move to restrict imports, the government raised custom duties.
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 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.
我认为第一步是要废除关税以增加贸易额。 I think the first step is to lift tariffs to increase trade.
新的关税制对开展贸易极为不利。 The new tariffs have put a stranglehold on trade.
进出口的高关税是国际贸易的障碍。 Heavy duties on imports and exports are a barrier to international trade.