但应避免重复询问。

Repeated interrogation shall be avoided.

youdao

当PAM收到对询问问题的响应时，它可以给用户授权、拒绝用户进行访问或者发出另一个询问问题；在最后一种情况下，会重复以上过程。

When PAM receives the response from the challenge question, it can authorize the user, deny access to the user, or issue another challenge question, in which case the above process is repeated.

youdao

大剂量的辐射能引发白血病。因此，在多科就诊时，一定要保证不要重复扫描，并且要询问可否用另一种测试来替代，如超声波或核磁共振等。

High doses of radiation can trigger leukemia, so make sure scans are not repeated if you see multiple doctors, and ask if another test, such as an ultrasound or MRI, could substitute.

youdao