public com.google.cloud.translate.v3beta1.Glossary.LanguageCodePairOrBuilder
      getLanguagePairOrBuilder() {
    if (languagesCase_ == 3) {
      return (com.google.cloud.translate.v3beta1.Glossary.LanguageCodePair) languages_;
    }
    return com.google.cloud.translate.v3beta1.Glossary.LanguageCodePair.getDefaultInstance();
  }
public com . google . cloud . translate . v3beta1 . Glossary . LanguageCodePairOrBuilder getLanguagePairOrBuilder ( ) { if ( languagesCase_ == 3 ) { return ( com . google . cloud . translate . v3beta1 . Glossary . LanguageCodePair ) languages_ ; } return com . google . cloud . translate . v3beta1 . Glossary . LanguageCodePair . getDefaultInstance ( ) ; }
<pre>
Used with UNIDIRECTIONAL.
</pre>

<code>.google.cloud.translation.v3beta1.Glossary.LanguageCodePair language_pair = 3;</code>