Message in Chinese (Traditional) (中文(繁體))![](/img/flags/zh-cht.png)
不允許將子活動新增至自訂的 '<var>X</var>'。
Unlocalized message![](/img/flags/en.png)
Adding child activities to a custom '<var>X</var>' is not allowed.
Search by Google不允許將子活動新增至自訂的 '<var>X</var>'。
Adding child activities to a custom '<var>X</var>' is not allowed.
Search by Google