他的工作是做国内贸易。
He worked in internal trade.

我们的目标是进一步加强贸易关系。
Our object is to further cement trade relations.

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.

他们从事国内贸易。
They are engaged in interior trade.

贸易促进工业发展。
Trade helps industry to develop.

近年来我们的对外贸易有所扩大。
Our foreign trade has expanded during recent years.

我们给了那个国家特殊的贸易优惠。
We've granted that country special trade preferences.

中国和许多国家进行多方面贸易。
China does a lot of trade with many countries.