“At the end of the day, that actually takes a lot of money and resources to do this.”
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。关于这个话题，夫子提供了深入分析
Author(s): Dahua Ren, Qingwei Wang, Zhangyang Zhou, Xinguo Yan, Chunyan Zhang, Teng Zhang, Liushun Wang, Qiang Li, Xingyi Tan, Jinqiao Yi
Suppose you're building a map application. You have millions of restaurants, gas stations, and landmarks, each with a latitude and longitude. A user taps the screen and asks: "What's near me?"