deal

/dil/

a particular instance of buying or selling

中文释义：交易；协议

The two companies signed a deal to collaborate on renewable energy projects.

两家公司签署了一项协议，合作开展可再生能源项目。

They made a deal to exchange goods at a discounted price.

他们达成了一项以折扣价交换商品的交易。