Translator/TranslatableTrait.php
protected function tryTranslate($tIds, array $parameters = [], $fallback = null, $humanizeFallback = true)
    {
        return TranslatorUtility::tryTranslate($this->translator, $tIds, $parameters, $fallback, $humanizeFallback);
    }
protected function tryTranslate($tIds, array $parameters = [], $fallback = null, $humanizeFallback = true)
    {
        return TranslatorUtility::tryTranslate($this->translator, $tIds, $parameters, $fallback, $humanizeFallback);
    }
Will check the translator for the provided keys and humanize the code if no translation is found

@param string|array $tIds
@param array        $parameters
@param string       $fallback
@param bool         $humanizeFallback

@return string