polyvalence

• 指具有多种价态或多种能力的性质，尤其在化学中指某元素能与其他两个以上原子结合；在毒理学中指某物质能中和多种毒素或抗原。

A noun referring to the property of having multiple valences or capacities, especially in chemistry where an element can combine with more than two atoms, or in toxicology where a substance can counteract multiple toxins or antigens.

不可数

1. Chemical propertyC1formalscientific

   The state of having a valence greater than two, allowing an atom or molecule to form multiple chemical bonds.

   多价性

   • The polyvalence of carbon allows it to form complex organic molecules.
   • Polyvalence in transition metals leads to a variety of oxidation states.
   • The concept of polyvalence is fundamental in understanding molecular structures.

   同义词multivalencemultivalencypolyvalency

2. Biological or medical propertyC1formalmedical

   The ability of a substance, such as an antibody or vaccine, to counteract or neutralize more than one toxin, antigen, or type of microorganism.

   多价性

   • The polyvalence of the new vaccine provides protection against multiple strains of the virus.
   • Polyvalence in antivenoms is crucial for treating bites from various snake species.
   • Researchers are exploring the polyvalence of certain antibodies for broad-spectrum immunity.

   同义词multivalencemultivalencypolyvalency