河外星云 héwàixīngyún extragalactic nebula Definitions Defs Origin Strokes Stroke Words Sentences Sents 河外星云 (河外星雲) héwàixīngyún extragalactic nebula Frequency Written text 0.002 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
河外星云 (河外星雲) héwàixīngyún extragalactic nebula Frequency Written text 0.002 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
