稳妥的做法就是(shì )所有页面(😟)检测是否是(🏦)二级域名访问(wèn ),如果是就做301跳转到(⛱)主域名在就是通过(guò )robots文件(jiàn )来解决,具(🐼)体使(👞)用方法(fǎ )百(bǎi )度一下[展开全部]
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-{maccms:url}