- 问题详情:BigmessagingappsabroadWhileWeChatisChina’sbiggestmobilemessagingapp,therearemanyequivalentappsinothercountriesthatoffersimilarfeatures.WhatsApp(US)Users:morethan300millionPlatforms:Android,iOS,WindowsPhone,BlackBerryFeatures:Textchat,push-to...
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