Update default.html

_layouts/default.html

@@ -20,7 +20,7 @@
     <header>
       <div class="inner">
         <h1> {{ site.name }} </h1>
-        <h2>记录生活点滴，分享、转载技术的个人博客。 </h2>
+        <h2>A personal blog that records every moment of life, shares and reprints technology.</h2>
         <a href="https://github.com/iswxp" class="button"><small>View project on</small> GitHub</a>
       </div>
     </header>