Let a be a constant. We call a the algebraic branch-point of second degree of the sequare root (a-z)~(1/2).是什么意思_Let a be a constant. We call a the algebraic branch-point of second degree of the sequare root (a-z)~(1/2).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句