to trade with 和...进行贸易

to do business in a moderate way 做生意稳重

to do business in a sincere way 做生意诚恳

to make a deal 做一笔交易

deal 交易，经营，处理，与...交往

to deal in 经营，做生意

to explore the possibilities of 探讨...的可能性

trade circles 贸易界

to handle 经营某商品

to trade in 经营某商品

business scope/frame 经营范围

trading firm/house 贸易行，商行

（二）

Can we do a barter trade?

咱们能不能做一笔易货贸易呢？

Is it still a direct barter trade?

这还算是一种直接的易货贸易吗？

If you agree to our proposal of a barter trade, we'll give you paper in exchange for your timber.

如果你方同意我们进行易货贸易的建议，我们将用纸与你们交换木材。

Shall we sign a triangle trade agreement?

我们订一个三角贸易协议好吗？

A triangle trade can be carried out among the three of us.

我们三方可进行三角贸易。

Compensation trade is, in fact, a kind of loan.

补偿贸易实际上是一种信贷。

We may agree to do processing trade with you.