out of the loop
US /aʊt əv ðə luːp/
UK /aʊt əv ðə luːp/

1.
不了解情況, 不知情
not having the latest information about something because one is not actively involved in it
:
•
I've been out of the loop since I started my new project, so I don't know what's happening with the old one.
自從我開始新專案以來,我就不了解情況了,所以我不知道舊專案發生了什麼。
•
Make sure to keep me in the loop, I don't want to be out of the loop on this decision.
務必讓我了解情況,我不想在這個決定上不知情。