question

The detective began to question the witness's alibi after finding new evidence at the scene.

(Chinese) 在现场发现新证据后，侦探开始怀疑证人的不在场证明。

You shouldn't question the doctor's expertise without having a medical background yourself.

(Chinese) 如果你自己没有医学背景，就不该质疑医生的专业知识。