“光球”用英语怎么说？

光球还有颗粒结构。The photosphere has a granular structure.这就确凿地证实了振荡的本质是次光球层的低频声波本征模式.This firmly establishes the nature of the oscillations as low acoustic eigenmodes of the subphotospheric layers.色球层在光球层气体的搅拌下是个多泡层.The chromos...