pencil in

US /ˈpen.səl ɪn/
UK /ˈpen.səl ɪn/
"pencil in" picture
1.

暫定, 初步安排

to make a provisional arrangement for something

:
Let's pencil in a meeting for next Tuesday.
我們暫定下週二開會。
I'll pencil you in for a quick chat tomorrow morning.
我明天早上會暫定和你快速聊一下。