| 单词 | principal diagonal |
| 释义 | principal diagonalnounMathematics. See under diagonal (def. 9). Origin of principal diagonalFirst recorded in 1960–65 Words nearby principal diagonalprincipal argument, principal artery of thumb, principal axis, principal boy, principal clause, principal diagonal, principal focus, principal ideal, principal ideal domain, principalities, principality Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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