Loose - fitting trousers, usually of strong fabric, with a bib front and shoulder straps, often worn over regular clothing as protection from dirt.

• 宽松的裤子，工装裤常由坚固织物制成的宽松的裤子，前有围裙的上部分，肩有背带；常穿于普通衣服外面以挡尘土