三叶星云 Traditional 三葉星雲 Sān yè Xīng yún 🔊 Trifid Nebula, M20 + Keep this word Meanings Sān yè Xīng yún name 三葉星雲 Trifid Nebula, M20 Its characters 三sānthreeHSK 1叶yèleaf星xīngstar云yúncloudHSK 4