两个文件的编码都是采用的 flac 的无损编码方式，假的这个文件采样率是 44.1kHz，理论上最高的采样率是 22KHz，但是上图非常明显，16KHz 以上已经几乎没有响度、全部截断了。这个是非常明显的 128k 码率的 mp3 文件的特征，也就是说这个假的 flac 文件是从一个 128k 的 mp3 文件直接转码来的。
Should climbing be specifically regulated to make it safer? Should people undertaking such ambitious routes as Grossglockner be obliged to climb in bigger groups, to prove that they're experienced enough or have packed sufficient safety supplies?
。WPS官方版本下载对此有专业解读
老爸蹲下来，开始跟牛讲好话。他摸摸牛头，又摸摸牛脖子，“乖，回家，你卧着咋办呀？”“听话，咱们回家。”这头从外地买来的牛压根没听他的话，估计也听不懂。
Monday’s snowball fight, which appeared to be organized by social media content producers, caused a chaotic scene as a large crowd amassed at the popular park to wing snowballs at each other during a winter storm.
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