in retrospect

US /ɪn ˈrɛtrəˌspɛkt/
UK /ɪn ˈrɛtrəˌspɛkt/
"in retrospect" picture
1.

melihat ke belakang, secara retrospektif

when thinking about the past, especially with the advantage of knowing how things turned out

:
In retrospect, I should have taken that job offer.
Melihat ke belakang, seharusnya saya menerima tawaran pekerjaan itu.
The decision seemed right at the time, but in retrospect, it was a mistake.
Keputusan itu tampak benar pada saat itu, tetapi melihat ke belakang, itu adalah kesalahan.