backbreaking

characterized by toilsome effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "

पुराण मनुष्य के कर्मों का विश्लेषण कर उन्हें दुष्कर्म करने से रोकते हैं।

Farmers now, who used to have to spend half a day of backbreaking labor