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With a thousand points, you barely notice the delay. With a million, you're doing a million distance calculations for every single query. On a phone updating the map as the user scrolls, that's untenable.
。旺商聊官方下载对此有专业解读
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圖像加註文字，變裝皇后米樂扮演甄嬛他對BBC中文說，自己是《甄嬛傳》的大粉絲，熟悉劇中每個重要情節：「每年跟著馬拉松，比如吃年夜飯或者打撲克牌，不管做任何事情，電視永遠都是播著那個《甄嬛傳》的馬拉松。」