Improve interface contextual documentation for extra fields translation

main/extrafield/translate.php

@@ -46,12 +46,12 @@ $form = new FormValidator('new_lang_variable', 'POST', $translateUrl);
 $form->addHeader(get_lang('AddWordForTheSubLanguage'));
 $form->addText('variable_language', get_lang('LanguageVariable'), false);
 $form->addText('original_name', get_lang('OriginalName'), false);
-$form->addSelect('language', array(get_lang('SubLanguage'), get_lang('OnlyActiveSubLanguagesAreListed')), $languagesOptions);
+$form->addSelect('language', [get_lang('SubLanguage'), get_lang('OnlyActiveSubLanguagesAreListed')], $languagesOptions);
 
 if ($languageId) {
     $languageInfo = api_get_language_info($languageId);
 
-    $form->addText('new_language', get_lang('SubLanguage'));
+    $form->addText('new_language', [get_lang('Translation'), get_lang('IfThisTranslationExistsThisWillReplaceTheTerm')]);
     $form->addHidden('file_id', 0);
     $form->addHidden('id', $languageInfo['parent_id']);
     $form->addHidden('sub', $languageInfo['id']);