饥餐渴饮[jī cān kě yǐn]
词典eat when hungry and drink when thirsty：饥餐渴饮。
词典When one is hungry, he eats and when thirsty he drinks.
饥餐渴饮[jī cān kě yǐn]
danci.911cha.com
eat when hungry and drink when thirsty; When one is hungry, he eats and when thirsty he drinks.