同义词： corona discharge corona corposant St. Elmo's fire Saint Elmo's light Saint Ulmo's fire Saint Ulmo's light electric glow
以上来源于: WordNet
N (not in technical usage) a luminous region that sometimes appears around church spires, the masts of ships, etc. It is a corona discharge in the air caused by atmospheric electricity 圣-艾耳莫火; 教堂顶、船桅等上面区域放亮，为大气层生电而产生的光晕 (Also called corposant)
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