docs: protected void appendLatinSyn( IWord w )
      {
          IWord ew;
          
          /*
           * @added 2014-07-07
           * w maybe EC_MIX_WORD, so check its syn first
           * and make sure it is not a EC_MIX_WORD then check the EN_WORD 
          */
          if ( w.getSyn() == null ) {
              ew = dic.get(ILexicon.CJK_WORD, w.getValue());
          } else {
              ew = w;
          }
          
          if (  ew != null && ew.getSyn() != null ) {
              ew.setPosition(w.getPosition());
              SegKit.appendSynonyms(wordPool, ew);
          }
      }