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<p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica,Arial,sans-serif;font-weight:normal;text-align:left;hyphens:auto" data-flag="normal" lang="en">今天的知识依然硬得很。</p><p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica, Arial, sans-serif;font-weight:normal;text-align:left" data-flag="normal" lang="en">区块链这个概念好玄乎，到底什么是区 块 链？</p><p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica, Arial, sans-serif;font-weight:normal;text-align:left" data-flag="normal" lang="en">陪Younger去买几次肉包，你就知道了。</p><span><br /></span><p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica, Arial, sans-serif;font-weight:normal;text-align:left" data-flag="normal" lang="en">背景音乐：</p><p style="font-size:16px;color:#333333;line-height:30px;font-family:Helvetica, Arial, sans-serif;font-weight:normal;text-align:left" data-flag="normal" lang="en"><span>Puff The Magic Dragon/ The Brothers Four</span></p>