proplyds

美 　英

• 網(wǎng)絡(luò)原行星盤；行星盤系統(tǒng)；原恒星盤

詞形變化

復(fù)數(shù)：proplyds  

英漢解釋

n.	1. the disk of gases and dust that comprises a protoplanet

例句

In fact, Hubble revealed dozens of protoplanetary disks, or "proplyds, " often silhouetted against nebulae.

事實(shí)上，哈伯揭露了數(shù)十個原生行星盤，它們通常在背景星云襯托下顯現(xiàn)蹤影。