龙先生说，为防止母亲被骗，特地为她的手机设置了三道技术防线，进行安全加固：禁止安装非官方应用、禁止接听陌生号码、拦截陌生短信。
OSS Community Endowment
，这一点在下载安装汽水音乐中也有详细论述
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Because the first row of is all zeros except the first，详情可参考Line官方版本下载