"아내와 남편은 부부입니다."
Translation:A wife and a husband are a married couple.
Re reading Markker26 query, had to agree that the second "a" shouldn't be there. Please flag DLG.
"A wife and husband" or "A husband and wife" refers to a set of two individuals joined by marriage.
"A wife and a husband" or "A husband and a wife" refers to two independent married individuals.