事後才有的想法,追悔,再思
Afterthought \Aft"er*thought`\, n. Reflection after an act; later or subsequent thought or expedient.
afterthought n 1: thinking again about a choice previously made; "he had second thoughts about his purchase" [syn: {reconsideration}, {second thought}, {rethink}] 2: an addition that was not included in the original plan; "the garage was an afterthought"