Message in Chinese (Simplified) (中文(简体))
类型 '%2' 中属性 '%1' 的重新定义无效。如果它在基类型中是必需的,则在派生类型中也必须是必需的。
Unlocalized message
Invalid redefinition of attribute '%1' in type '%2'. Must be required in the derived type if it is required in the base type.
Search by Google