put someone in the picture

US /pʊt ˈsʌm.wʌn ɪn ðə ˈpɪk.tʃər/
UK /pʊt ˈsʌm.wʌn ɪn ðə ˈpɪk.tʃər/
"put someone in the picture" picture
1.

告訴某人情況, 向某人說明情況

to give someone all the necessary information about a situation

:
Can you put me in the picture about what happened at the meeting?
你能告訴我會議上發生了什麼嗎?
I'll need to put him in the picture before he starts the new project.
在他開始新項目之前,我需要向他說明情況