The sites shield themselves from search engines, so they do not pop up in response to online searches for the brands they offer.
这些网站避开了搜索引擎，所以若在线搜索他们所卖的品牌时，他们的网站是不会出现的。
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On stage, Rihanna slithered, she hopped, she sashayed. She’s a dance-pop star who isn’t much of a dancer — every time she moved, her backup crew clustered tightly around her as if to shield her.