background galaxy

基本解釋

The background galaxy is about the size of the Milky Way Galaxy and is about 10 times larger than the foreground galaxy .
背景星系大約與我們銀河系相當(dāng)，并大約10倍于前景星系。
As the brightness of the background galaxy nucleus fluctuates, physicists can measure the ebb and flow of light from the four distinct paths.
背景星系核心的亮度發(fā)生波動(dòng)時(shí)，物理學(xué)家可以測(cè)量來(lái)自四個(gè)路徑的光的衰減和波動(dòng)。
Visible light data from the Wide Field Imager on the Max-Planck/ESO 2.2 m telescope, also located in Chile, shows the dust lane in the galaxy and background stars.
可見(jiàn)光數(shù)據(jù)來(lái)自歐南臺(tái)的2.2米馬普望遠(yuǎn)鏡（也在智利）的大視場(chǎng)成像儀，顯示了星系的塵帶和背景恒星。