21.4.8. know it all无所不知/ algorithm算法。

21.4.8. know it all/ algorithm We piggyback on their algorithms of both Amazon and Google. I know where they go shopping, where they go to eat, where they go on vacation. We know it all. 我们利用了亚马逊和谷歌的演算法。 了解他们去那里购物， 吃饭， 去哪里度假。我们无所不知。 They are piggybacking onto developed technology. Say all you know and say it without reserve.