difficult terrain and weather conditions

📖 정의

1. 험난한 지형과 기상; 여행을 방해하는 환경 요인
   EN: A combination of challenging physical landscapes (such as mountains, swamps, or dense forests) and adverse atmospheric conditions (such as heavy rain, snow, high winds, or extreme temperatures) that hinder movement, visibility, or operational effectiveness.; Environmental factors that create significant obstacles for travel, construction, military operations, or emergency response efforts.