+$labels['displaynext'] = '当邮件删掉/移动后显示下一封邮件';
+$labels['mainoptions'] = '主要选项';
+$labels['section'] = '项目';
+$labels['maintenance'] = '维护';
+$labels['newmessage'] = '新邮件';
+$labels['listoptions'] = '列表选项';
+$labels['signatureoptions'] = '签名选项';
+$labels['whenreplying'] = '当回复时';
+$labels['replytopposting'] = '在原文上面开始新邮件';
+$labels['replybottomposting'] = '在原文下面开始新邮件';
+$labels['replyremovesignature'] = '当回复时从邮件移除原始签名';
+$labels['autoaddsignature'] = '自动插入签名';
+$labels['newmessageonly'] = '仅新邮件';
+$labels['replyandforwardonly'] = '仅回复和转发邮件';
+$labels['replysignaturepos'] = '当回复或转发时插入签名';
+$labels['belowquote'] = '位于原文下方';
+$labels['abovequote'] = '位于原文上方';
+$labels['insertsignature'] = '插入签名';
+$labels['previewpanemarkread'] = '标记预览邮件为已读';
+$labels['afternseconds'] = '$n 秒之后';