retrospecting the past
retrospecting on life
retrospecting on one's decisions
A: Are you retrospecting on your decision to move to London?
A：你正在反思搬到伦敦的决定吗？
B: Yes, I am retrospecting on everything that happened so far.
B: 是的，我正在回想目前为止发生的一切。
1) 回顾过去
2) 反思经历
3) 追溯往事
1. 回顾，回想
verb
1. To look back on or review past events or situations.
Synonym: reviewing, reminiscing