If you are interested in helping translate the bitwarden browser extension into another language (or make a translation correction), please register an account at Crowdin and join our project here: https://crowdin.com/project/bitwarden-browser
If the language that you are interested in translating is not already listed, create a new account on Crowdin, join the project, and contact the project owner (https://crowdin.com/mail/compose/kspearrin).
You can read Crowdin's getting started guide for translators here: https://support.crowdin.com/crowdin-intro/