boundary line

• Линия, обозначающая границы области, территории или собственности; разделительная линия между двумя регионами или понятиями.

A line that marks the limits of an area, territory, or property; a dividing line between two regions or concepts.

1. Physical dividing lineB1formal

   A line that marks the limits of an area, such as a property, country, or region.

   Граница

   • The river serves as the boundary line between the two countries.
   • They placed a fence along the boundary line of the property.
   • The surveyor marked the boundary line with stakes.

2. Figurative limitB2formal

   A limit or dividing point between different concepts, categories, or behaviors.

   Граница

   • There is a fine boundary line between confidence and arrogance.
   • The boundary line between work and personal life is often blurred.
   • Ethical discussions often explore the boundary line between right and wrong.