but then (again)
idiomPart ofbut
but then (again) — idiom
1. This phrase introduces a contrasting idea or shows that something is not surpris
1.idiom
Definition
This phrase introduces a contrasting idea or shows that something is not surprising given a certain fact.
Example
She might be late, but then again she might not come at all.
He speaks French well, but then he lived in Paris for years.