Ubuntu下解决Android Studio无法输入中文问题

在Android studio的安装目录的bin目录下，打开studio.sh文件，将下面三行代码复制到文件的开头最开头，保存，关闭。再次打开studio，就已经可以输入中文了。 
注意引号的中英文。

<code class="hljs bash has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: 'Source Code Pro', monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;"><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">export</span> XMODIFIERS=<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"@im=fcitx"</span><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">export</span> GTK_IM_MODULE=<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"fcitx"</span> <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">export</span> QT_IM_MODULE=<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">"fcitx"</span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li></ul><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li></ul>

感谢这篇文章。