请注意以上命令中NOT 操作符的次序，我们先拒绝，然后再允许。

Note in the above command the order of the NOT operator, we first deny then allow.

youdao

请注意以上命令中NOT 操作符的次序，我们先拒绝，然后再允许。

Note in the above command the order of the NOT operator, we first deny then allow.

youdao