The discovery of a fault line in their relationship led to a breakup.
Обнаружение линии разлома в их отношениях привело к разрыву.
Definitionen
A fault line is a fracture or zone of fractures between two blocks of rock in the Earth's crust, along which movement has occurred. Fault lines are often associated with earthquakes and can be visible on the Earth's surface as a line or crack.
