Without categorical boundaries, providers would likely submit cross-category bids on many of the projects, making it difficult for buyers to find the right provider.
没有分类的话,商家就会发布交叉信息,导致买家很难找到最适合自己的商家。
My favorite commercial right now is... I think it's GEICO, which is an insurance provider.
我现在最喜欢的广告是……我想是GEICO,是个保险公司。
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