它用于构建类似于Netflix和Amazon所提供的系统，可根据用户的购买历史向他们推荐产品，或者用于构建可查找特定时间内的所有相似文章的系统。

It's used to build systems like those at Netflix and Amazon that recommend products to users based on past purchases, or systems that find all of the similar news articles on a given day.

youdao

正如你方所述，急需该批货物，因此我方想推荐货号458作为替代品，该产品在款式与质量上与货号456相似，但价格更低。

As you state that delivery of all items is a matter of urgency, we would like to recommend Model No. 458 as a substitute which is similar in design and quality but lower in price to Model No. 456.

youdao

Abkit有相似的成分，但是价格便宜很多，而且有预先提醒：这些推荐的服用量比其它的产品低些。

Abkit has similar ingredients and is much cheaper. Be warned however: the recommended dosage is lower than some other supplements.

youdao