ge·o·co·ro·na 
(jē′ō-kə-rōnə)
(jē′ō-kə-rōnə)n.
The ultraviolet light emanating from the outermost region of the earth's atmosphere, consisting chiefly of sunlight absorbed and then reemitted from hydrogen atoms.
| 单词 | geocorona |
| 释义 | ge·o·co·ro·na (jē′ō-kə-rōnə)n. The ultraviolet light emanating from the outermost region of the earth's atmosphere, consisting chiefly of sunlight absorbed and then reemitted from hydrogen atoms. |
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