touch on

US /tʌtʃ ɑn/
UK /tʌtʃ ɑn/
"touch on" picture
1.

abordar, tocar em

to mention or deal with a subject or point briefly

:
The speaker only had time to touch on a few key issues.
O orador só teve tempo para abordar alguns pontos-chave.
I'll just touch on the main points in my presentation.
Vou apenas abordar os pontos principais na minha apresentação.