Message in Chinese (Traditional) (中文(繁體))![](/img/flags/zh-cht.png)
文法中的規則參考從未定義的具名規則。
Unlocalized message![](/img/flags/en.png)
A rule reference in a grammar was made to a named rule that was never defined.
Search by Google文法中的規則參考從未定義的具名規則。
A rule reference in a grammar was made to a named rule that was never defined.
Search by Google