英语词汇“coronal hole”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	coronal hole
释义	coronal hole coronal hole [kə′rō·nəl ‚hōl] (astronomy) A large-scale, apparently open structure in the solar corona, devoid of any soft x-ray emission and surrounded by diverging boundary structures.
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