<div class="readon-wrap">
   <a href="#" class="readon">Read more</a>
</div>

<div class="jcomments-links">
   <a title=".." href="#" class="readmore-link">更多...</a>
</div>

.jcomments-links,
.readon-wrap {
...
}

.jcomments-links a.readmore-link,
.readon-wrap a.readon{
...
}