fix: improve and unify translations

[maxchang3]

Changes:

• Improved/fixed some translations:
  • New: 新 -> 新建 (for NSMenuItem and shortcut info field)
  • Add: 加 (A plus B) -> 添加 (Add)
  • Proxyman: 代理管理员(Code Manager) -> Proxyman
  • Format with: 格式为(the format is) -> 格式化为(Format with)
  • JSON Prettier
  • Add spaces between Chinese and English
  • And so on.
• Unified translations with previous versions:
  • Open with -> 打开方式
  • Duplicate -> 复制
  • And so on.