今天在做RevMob结合的时候出现错误
<span class="typ">Undefined</span><span class="pln"> symbols </span><span class="kwd">for</span><span class="pln"> architecture x86_64&...
<span class="typ">Undefined</span><span class="pln"> symbols </span><span class="kwd">for</span><span class="pln"> architecture x86_64&...