translate tags on block dialog.

lib/components/comic.dart

@@ -463,7 +463,9 @@ class ComicTile extends StatelessWidget {
                   children: [
                     for (var word in all)
                       OptionChip(
-                        text: word,
+                        text: (comic.tags?.contains(word) ?? false)
+                            ? word.translateTagIfNeed
+                            : word,
                         isSelected: words.contains(word),
                         onTap: () {
                           setState(() {

lib/utils/tags_translation.dart

@@ -52,6 +52,15 @@ extension TagsTranslation on String{
   /// translate tag's text to chinese
   String get translateTagsToCN => _translateTags(this);
 
+  String get translateTagIfNeed {
+    var locale = App.locale;
+    if (locale.languageCode == "zh") {
+      return translateTagsToCN;
+    } else {
+      return this;
+    }
+  }
+
   static String translateTag(String tag) {
     if(tag.contains(':') && tag.indexOf(':') == tag.lastIndexOf(':')) {
       var [namespace, text] = tag.split(':');