gistfile1.php

$language_list = array ('ru', 'uk');
    foreach($article_list as $article) {
      //$output .= print_r($article, 1);
      $node = entity_create('node', array('type' => 'article', 'title' => $article['en']['title'], 'language' => 'en'));
      $output .= $article['en']['title'] . '|<br>';
      $node->get('body')->setValue($article['en']['body']);
      foreach ($language_list as $language) {
        $translation = $node->getTranslation('ru');
        $output .= $article[$language]['title'] . '|<br>';
        if (empty($article[$language]['title'])) {
          continue;
        }
        $translation->get('title')->setValue($article[$language]['title']);
        $translation->get('body')->setValue($article[$language]['body']);
      }
      $node->save();
    }