This is how we fetch translatable strings from WPML for our options.
<?php
/**
* Compatibility with WPML
*/
if (function_exists('icl_t')) {
$translated_google_map_error_text = icl_t('admin_texts_xlwcty_global_settings', '[xlwcty_global_settings]google_map_error_txt', $options['google_map_error_txt']);
$options['google_map_error_txt'] = $translated_google_map_error_text;
}