fishing expedition
US /ˈfɪʃɪŋ ˌɛkspəˈdɪʃən/
UK /ˈfɪʃɪŋ ˌɛkspəˈdɪʃən/

1.
釣魚式調查, 漫無目的的搜尋
an investigation or search for information that is not clearly defined or has no specific goal, often with the hope of finding something incriminating or useful
:
•
The defense attorney accused the prosecution of going on a fishing expedition, hoping to uncover new evidence without a clear lead.
辯護律師指責檢方進行“釣魚式調查”,希望在沒有明確線索的情況下發現新證據。
•
The journalist's questions felt like a fishing expedition, trying to get me to reveal something I didn't want to.
記者的提問感覺像是一次“釣魚式調查”,試圖讓我透露一些我不想說的事情。