两口子吵架本来是小事，双方父母一掺和直接升级成了两家的矛盾。
A quarrel between the couple was originally a small matter, but once both sets of parents got involved, it escalated directly into a conflict between the two families.
A quarrel between the couple was originally a small matter, but once both sets of parents got involved, it escalated directly into a conflict between the two families.