趁着假期出外旅游，有较便宜方法和家人保持电话联络吗？冯家杰先生为大家提供贴士。
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科技世界 出外旅游 保持联络
Calling home
趁着假期出外旅游，有较便宜方法和家人保持电话联络吗？冯家杰先生为大家提供贴士。
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Calling home
Published
Updated
Source: SBS
Share this with family and friends
