enn-

短语

释义与例句

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  1. 1.

    Used for the digit nine to form systematic element names of elements whose existence has been predicted, and which have not yet been given a trivial name.

    化学

    un- (“1”) + un- (“1”) + enn- (“9”) + -ium (element suffix) → ununennium (“element 119”)

词源

Reduced form of ennea-, from Ancient Greek ἐννέα (ennéa, “nine”).

来源：wiktionary