black diamond

• Термин, используемый для обозначения очень сложного горнолыжного склона, обычно отмеченного символом чёрного ромба, указывающим на продвинутый рельеф для опытных лыжников.

A term used to describe a very difficult ski slope, typically marked with a black diamond symbol, indicating advanced terrain for expert skiers.

1. Expert ski slopeB2formal

   A ski run marked with a black diamond symbol, indicating the most difficult level of difficulty.

   Экспертный склон

   • Only advanced skiers should attempt the black diamond trails.
   • He fell several times on the black diamond slope.
   • The resort has three black diamond runs for experts.

2. Rare and valuable objectC1informal

   A metaphorical term for something extremely rare, precious, or difficult to obtain.

   Редкий и ценный объект

   • Finding a parking spot here is like finding a black diamond.
   • Her talent is a black diamond in the music industry.
   • This vintage wine is a black diamond among collectors.