星云表 xīngyúnbiǎo star and nebula catalog Definitions Defs Origin Strokes Stroke Words Sentences Sents 星云 星雲 xīngyún nebula A cloud of gas and dust in outer space visible in the night sky as an indistinct bright patch or as a dark silhouette表 biǎo noun table a table; list; chart; form for listing information
