It seems very unlikely that large portions of the nebula were heated to such extreme temperatures, and huge nebula areas could not possibly have lost heat so fast.
星云的大部分都被加热到如此极端的温度似乎是不太可能的，而巨大的星云区域不可能这么快就失去热量。
2
The heat has to be localized to the hinge in order to have fast and effective folding.
热量必须定位在铰链上，才可以更快更有效的折叠。
3
Froggie felt the burning heat and hurried out of the water as fast as his legs could carry him.