当然，这看来是永远也等不到的了，因此在这里，我从iOS开发者的角度来给出一些升级的体验。

Of course, that was never going to happen. So here is my experience of upgrading from an iOS developer perspective.

youdao

这恰恰是我预备的下一个问题：契约在操作性能方面如何表述？看来，从契约角度来说，性能也是非常重要的。人们需要高质量的服务保证。

That was actually my next question: is performance part of the contract? It does seem that performance is important in the contract sense. People want quality of service guarantees.

youdao

因此，我只讲一下那些对我这双经验丰富的耳朵来说重要的事情，我还会解释一下那些从科学、逻辑角度看来合乎情理的事。

Therefore, I will relate only those things that matter to my experienced ears, and explain what makes sense from the perspective of science and logic.

youdao

My death,for the body view,occurs with the death of my body.

从肉体角度看来，我的死亡发生在肉体死亡时。

耶鲁公开课 - 死亡课程节选