They are only allowed if dictated by legal requirements.

只有在法律指定需要的时候才被允许使用。

youdao

Parallel invocations of the stored procedure are only allowed if the index name parameters are different.

只有在索引名称参数不同的情况下，才允许并行调用这个存储过程。

youdao

It's also important to notice that the automatic creation of the database is only allowed if the database is local.

还需要注意的重要一点是，只有在数据库为本地数据库时才允许自动创建数据库。

youdao

But my only criterion is if you talk in your sleep, now that's not allowed because talking is not allowed.

我唯一的要求就是别说梦话,因为我的课上不准说话的

耶鲁公开课 - 基础物理课程节选

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