Well, it's a real signal, actually. There is a definite shift underway here.

实际上，这是真正的信号。菲律宾在进行明确的转变。

And now we're starting to see the real carbon dioxide driven signals of warming globally.

现在我们开始看到真正的二氧化碳驱动的全球变暖信号。

Five sigma basically means that there's a 1 in 3.5 million chance that the signal they're seeing is a coincidence, a fluke Only at five sigma are physicists ready to call a signal real.

五西格玛基本上意味着他们看到的信号有 350 万分之一的几率是巧合，侥幸只有在五西格玛时，物理学家才准备好将信号称为真实信号。