protogalaxy

音標(biāo)發(fā)音

CDM particles in a protogalaxy behave much the same way.
原星系中的CDM粒子就是以相同的原理運(yùn)動(dòng)。
So far we have focused on a single protogalaxy and ignored its surroundings.
至目前，我們僅關(guān)心單一的原星系，而忽略了它的環(huán)境。
The end point of the collapse and relaxation of a protogalaxy is a dark matter halo, inside of which the baryonic gas is in hydrostatic equilibrium at a temperature of typically a few million degrees.
原星系塌縮與松弛的最終點(diǎn)就是黑暗物質(zhì)暈，里面有處于流體靜力平衡的重子氣體，一般溫度約數(shù)百萬(wàn)度。