think back phrasal verb ( see also ↑ think )
to think about things that happened in the past:
Thinking back, it amazes me how we survived on so little sleep.
think back to/over/on
He thought back to the day he’d first met Sophie.
think back phrasal verb ( see also ↑ think )
to think about things that happened in the past:
Thinking back, it amazes me how we survived on so little sleep.
think back to/over/on
He thought back to the day he’d first met Sophie.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012