To answer that question, it is important to distinguish between two issues that have become conflated in public debate: electronic espionage against foreign entities and domestic surveillance of a government’s own citizens.
为了回答这个问题，很重要的一点是区分在公共争论中常被混为一谈的两个问题：针对外国实体的电子间谍和针对政府本国人民的国内监控。