单词	pure imaginary
释义	pure imaginary noun : a complex number that is solely the product of a real number other than zero and the imaginary unit pure imaginary adjective Word History First Known Use 1947, in the meaning defined above
随便看	Umbellales umbellaleses umbellalesses umbellar umbellas umbellate umbelled umbellet umbellets umbelli- umbellic acid umbellifer umbelliferaes umbelliferous umbellifers Umbelliflorae Umbellula umbellulariae umbellularias umbellulate umbellule umbellules umbelluliferous umbellulone umbels

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