顾客可享用12个月的免费电话服务。

Customers can enjoy 12 months free telephone service.

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还有人尝试提供免费电话服务来回报听广告的用户。

There have even been attempts to offer free telephone services in return for listening to ads.

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一个掌握了便捷联系方式的执行官可以使用网上声讯服务去拨打任意数量的免费电话。但是对于贫苦的农民，即使他们有电话的话，也要付高费用。

The well-connected executive can use any number of voice-over-internet services to make free calls; but the rural poor, if they have phones at all, must pay high rates.

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