微软Azure、谷歌云、亚马逊AWS是这一环节的代表，它们的商业模式是将上游硬件转化为可直接使用的算力服务，包括模型训练平台、云存储等，同时通过与上下游形成股权绑定巩固优势，比如微软投资OpenAI后，便锁定了其长期云服务采购需求。
Now if we’re going to jump to an arbitrary bit of code, why not put that bit of code at the call site? That’s what happens when we create an anonymous subclass:
，这一点在旺商聊官方下载中也有详细论述
["works_for", "founded", "reports_to", "lives_in"],
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