A coordinatecovalent bond is one where both bonding electrons are from one of the atoms involved in the bond.
配位共价键是其中两个键合电子均来自该键所涉及的原子之一的键。
2
An organic coordination (complexing) compound in which the metal ion is bound to atoms of nonmetals, e. g. nitrogen, carbon, or oxygen, to form a heterocyclic ring having coordinatecovalent bonds.