第三，长期高折扣低毛利。很多品牌过度依赖营销、高租金、高投入获取流量，最终陷入低毛利困境，这也是2025年大量门店关闭的重要原因。品牌方为了供应链出货，一味推行折扣活动，看似短期业绩繁荣，实则形成了“打折打残老板，折扣折杀品牌”的恶性循环。
testSort(shellSort, "Shell", arr, N);
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"Do your homework, listen to your teacher, pay attention in class and read books, and that will give you something to focus on," she says in a matter-of-fact way.