.they mainly trade with Japanese firms, 
他們主要和日本進行貿易。

2. for the past five years, we have done lot of trade with your company. 
在過去五年中，我們與貴國進行了大量的交易。

3.our trade is conducted on the basis of equality
我們是在平等的基礎上進行交易的。

4.there has been a slowdown in the wool trade with you.
和你們的羊毛貿易已有所減少

5.our foreign trade is continuously expanding.
我們的對外貿易持續擴展。

6.trade in leather has gone down 3%
皮革貿易下降了百分之三

7.trade in leather has gone up 3%
皮革貿易上升了百分之三

8.trade in general is improving.
貿易總的來說正在好轉

9.our company mainly trades in arts and crafts.
我們公司主要經營手工藝品。

10. They are well-known in this trade circle
他們在貿易領域很有名氣。

11.we trade with people in all countries on the basis of equality and mutual benefit.
我們在平等互利的基礎上和各國人們進行貿易。

12.to respect the local customs of the buying country is one important aspect of China's foreign policy.
尊重買方國家的風俗習慣是我國貿易政策的一個重要方面。