touch upon

US /tʌtʃ əˈpɑːn/
UK /tʌtʃ əˈpɑːn/
"touch upon" picture
1.

提及, 觸及

mention or deal with (a subject) briefly or superficially

:
The speaker only had time to touch upon the main points.
演講者只來得及提及主要觀點。
We will touch upon this topic again in our next meeting.
我們將在下次會議中再次提及這個話題。