bi-

短语

pref. 二(倍), 复, 重, 双, 两 [医] 二, 两, 双

发音

US /baɪ-/

别名

bin- bis- bir-

释义与例句

affix
  1. 1.

    Two in number.

  2. 2.

    Having or possessing two of the root word's quality.

  3. 3.

    Both: referring to two as a set.

  4. 4.

    Being different in two ways with respect to the root.

  5. 5.

    Forked, divided by two, halved; (chemistry, proscribed) half

  6. 6.

    Double, twofold.

  7. 7.

    Bisexual, relating to bisexuality.

  8. 8.

    Bilateral, on both sides of the body.

    医学
  9. 9.

    Twice.

  10. 10.

    Every two; a rate of once every two.

  11. 11.

    A pair of; composed of two.

  12. 12.

    Used for the digit two 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”) + un- (“1”) + -ium (element suffix) → unbiunium (“element 121”)

  13. 1.

    Alternative form of bio-.

词源

PIE word *dwóh₁ Borrowed from Latin bi-, from Proto-Italic *dwi-, from Proto-Indo-European *dwi-. Doublet of twi- and di-.

来源：wiktionary