Support multiple language

[lemon5920]

Is your feature request related to a problem? Please describe.
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]

發現簡中使用者也很多，可以建立對多語系使用者友善的介面。

Describe the solution you'd like
A clear and concise description of what you want to happen.

i18n 支援多語系。

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context or References
Add any other context or screenshots about the feature request here.