gradeimporter/lang/en/gradeimporter.php

<?php
$string['gradeimporter'] = 'Grade Importer';

$string['modulename'] = 'Grade Importer';
$string['modulenameplural'] = 'Grade Importers';

$string['gradeimporterintro'] = 'This module facilitates...';
$string['gradeimportername'] = 'Grade Importer Name';