Facebook has launched a new instant-messaging application for smartphones to compete with similar services such as WhatsApp and BlackBerry Messenger, as the booming market for chat apps threatens mobile operators’ traditional revenues.
Facebook推出了一款適用于智能手機(jī)的新即時(shí)通訊(IM)應(yīng)用，以便與WhatsApp、黑莓Messenger （BlackBerry Messenger，簡稱BBM）等類似服務(wù)展開競爭。聊天應(yīng)用市場(chǎng)的蓬勃發(fā)展已對(duì)移動(dòng)運(yùn)營商的傳統(tǒng)收入構(gòu)成了威脅。
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