For the next few months, there is a promotional period and all texts are free, which helps AppLab continue to build its database of queries.
在随后的几个月中，这项服务将进入促销期，促销期间所有的短信服务均为免费提供。
Farmer’s Friend is one of a range of phone-based services launched in June by MTN, Google and the Grameen Foundation’s “Application Laboratory”, or AppLab.
农家友(Farmer’s Friend)服务是由MTN（南非主要的移动通讯运营商），谷歌以及Grameen基金的应用实验室(Application Laboratory，简写为AppLab)在六月份推出的基于电话的服务产品中的一种。
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