large areas of land that have been farmed too much with the result that plants will not grow there （耕作过度的）劣地， 恶地 - the Badlands
a large area of land in the western US where plants will not grow 巴德兰兹地区（美国西部一处贫瘠地带）
Word Originmid 19th cent. (originally US): translation of French mauvaises terres.