稳妥的做法就是(shì )所有页(⬛)面检测(💱)是否是二级域名访问(wèn ),如(rú )果(guǒ )是就做301跳转到(🛤)主域名在就是通过robots文件来解决,具体(🐁)使用(yòng )方法百度一下(xià )[展开全部]
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-{maccms:url}