quad-

短语

释义与例句

affix
  1. 1.

    Involving four elements.

  2. 2.

    Used for the digit four 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”) + bi- (“2”) + quad- (“4”) + -ium (element suffix) → unbiquadium (“element 124”)

词源

Reduced form of quadri-, from Latin quattuor (“four”).

来源：wiktionary