on that note

مثال؛
On that note, let's move on to the next item on the agenda.
On that note, I think it's time for us to call it a night.
On that note, let's shift gears and talk about something more lighthearted.

is a segue, or transition, from one topic of conversation to a related topic
یک گذار یا انتقال از یک موضوع گفتگو به موضوع مرتبط

It's a metaphor from music that typically comes at the end of a speech
synonyms: in that way, on that matter
معنی: به این ترتیب، با توجه به این موضوع