May I help improve the incomplete translations in the browser?

[free-as-bird]

May I help improve the incomplete translations in the browser ,as the Simplified Chinese translation is not complete yet.

[DeltaCopy]

If you would like to contribute just raise a PR with the required changes that should be enough for Alex to see it.

See https://github.com/BrowserWorks/waterfox/blob/current/CONTRIBUTING.md