英语词汇“radical sign”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	radical sign
释义	radical sign n. Mathematics 1. The sign √ placed before a quantity, indicating extraction of the root designated by a raised integer. When extracting a square root, the raised integer is customarily omitted. 2. The radical sign together with a horizontal bar extending from its top to the end of the expression from which a root is to be extracted.
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