partial obscuration造句
例句與造句
- occultation complete or partial obscuration of an astronomical object by the moon or a planet
月球和行星運(yùn)行時(shí)，完全或部分掩蔽背景天體的現(xiàn)象，稱為掩星。 - It's difficult to find partial obscuration in a sentence. 用partial obscuration造句挺難的