triple bond

短语

[计] 三键 [化] 三键

词形变化

triple bonds 复数 triple bonds

释义与例句

n.
  1. 1.

    A covalent bond in which three electron pairs (instead of the usual one) are shared between two atoms; most common between carbon atoms and carbon or nitrogen atoms, but a few other forms are known. Symbolized in formulae as ≡.

    三键

    化学