In others there is no stated uniform but every pupil knows that the dress stakes are high: they are judged not just by their brand of sweatpants but by precisely how low-slung they are.

• 还有一些学校没有规定的校服,但每个学生都知道对服饰的要求很高:判断它们的不仅仅是运动裤的牌子,确切地讲,是看腰裤到底低到什么程度。