You can help translate the MuseScore software and documentation into your own language, as mentioned in 开发/翻译.
- 前往Transifex/MuseScore http://translate.musescore.org, which will redirect you to https://www.transifex.com/projects/p/musescore
- Select the language and then the section you want to help with (musescore or instruments)
- Search for "strings" (informational meaning) you want to translate (you could filter "already translated items")
Here is a technical explanation: Continuous translation for MuseScore 2.0