Over time, the misunderstanding gradually cleared up.
Tips
history
Attested in 《红楼梦》 ch. 58: '一来二去,两个人就装糊涂了' — 'over repeated exchanges the two of them played dumb'. Qing novels fixed this colloquial rhythm as a canonical idiom.
usage
Almost always sentence-initial, describing a gradual outcome that emerges from repeated small interactions. Pairs well with verbs like 熟了, 成了, 学会了.