这些云也许很漂亮，然而，它们有可能预示着由全球变暖引起的全球性变化。

The clouds might be beautiful, but they could portend global changes caused by global warming.

youdao

我怀疑，正如我们许多人意识到的那样，这是全球性变化，不过，我担心我们不能了解它。

"I suspect, as many of us feel, that it is global change, but I fear we don't understand it," Wickwar said. "it's not as simple as a temperature change."

youdao

我怀疑，正如我们许多人意识到的那样，这是全球性变化，不过，我担心我们不能了解它。

“I suspect, as many of us feel, that it is global change, but I fear we don’t understand it,” Wickwar said. “It’s not as simple as a temperature change.”

youdao