Firstly, the understanding of baryon dark matter is reviewed, and the dark celestial body in our galaxy is called massive astrophysical compact halo object (MACHO).是什么意思_Firstly, the understanding of baryon dark matter is reviewed, and the dark celestial body in our galaxy is called massive astrophysical compact halo object (MACHO).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句