This method requests all server updates since the last successful sync and then updates the local database by creating, replacing, or deleting local contacts.
该方法将请求自最后一次成功同步之后的所有服务器更新,然后通过创建、取代或删除本地联系人来更新本地数据库。
This method requests all server updates since the last successful sync and then updates the local database by creating, replacing, or deleting local contacts.
该方法将请求自最后一次成功同步之后的所有服务器更新,然后通过创建、取代或删除本地联系人来更新本地数据库。
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