Message in Chinese (Traditional) (中文(繁體))![](/img/flags/zh-cht.png)
已經宣告識別條件約束 '<var>X</var>'。
Unlocalized message![](/img/flags/en.png)
The identity constraint '<var>X</var>' has already been declared.
Search by Google已經宣告識別條件約束 '<var>X</var>'。
The identity constraint '<var>X</var>' has already been declared.
Search by Google