full = ["english"]
Normalization strategies:
，推荐阅读体育直播获取更多信息
合并过程：用临时数组，双指针比较两个子数组元素，小的先放入
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He emphasises that the data Meta collects is more valuable than the glasses themselves. The more details that can be extracted from the user’s everyday life, the more accurately advertising and services can be targeted at the person.