稳妥的(💓)做法就是所有页面检测是否是二级域名(🛄)访问(wèn ),如果是就做301跳转(zhuǎn )到(dào )主域名在就是通过robots文(wén )件来(❓)(lái )解决,具体(🔼)使用方法百度一(yī )下[展开全部]
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-{maccms:url}