"The hotline has given us an opportunity to take advantage of cell phone technology, to reach people outside of our intervention zone with family planning messaging.

VOA: special.2010.05.03

We own our own phone number, that allows you to input key strokes like you would any system and this is an example of what we call CS50 Voice.

我们都有电话号码，这就让我们可以输入任意的数字,然后这是CS50，Voice的一个例子。

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