加纳esoko是一个市场信息系统，它为多种农作物推出了商品价格指数，每天通过短信将指数发送给农户，帮助他们为自己的农产品定价。
Esoko Ghana, a market information system, has created a commodity index with prices for many different crops that it sends by daily text message to farmers to help them price their produce.
生产同类产品的不同厂家，为说服顾客购买有他们自己独特商标的商品，竞争异常激烈。
There is great competition between different manufacturers of the same kind of product to persuade customers to buy their own particular brand.
生产同类产品的不同厂家，为说服顾客购买有他们自己独特商标的商品，竞争异常激烈。
There is great competition between different manufacturers of the same kind of product to persuade customers to buy their own particular brand.
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