太阳光柱 Traditional 太陽光柱 tài yáng guāng zhù 🔊 solar pillar + Keep this word Meanings tài yáng guāng zhù 太陽光柱 solar pillarsun pillar (atmospheric optics) Its characters 太tàitoo; so (very)HSK 1阳yángpositive (electric.)光guānglight; ray (CL:道[dao4])HSK 4柱zhùpillar