我从CBS抄来这段，大家欣赏。。。
A heat dome is a essentially a mountain of warm air built into a very wavy jet stream, with extreme undulations. When the jet stream — a band of strong wind in the upper levels of the atmosphere — becomes very wavy and elongated, pressure systems can pinch off and become stalled or stuck in places they typically would not be.

不是气象专业，挺难看懂的。尽管，字面没问题

为什么trending?
你搜“热圆顶”或“热穹顶”，尽管百科没列出，但能发现欧洲美洲近来受害这东东。你不是破坏了大气系统了么? Monsters肯定以后就相继冒出来了

This seems an issue both politically and pandemically correct.

漂亮图抄来，

那个紫色团，几天来地面气温100-120度，大概38-50C吧

The most amazing picture today
.