valence 的定义
- Also va·len·cy [vey-luhn-see] /ˈveɪ lən si/ .Chemistry. the quality that determines the number of atoms or groups with which any single atom or group will unite chemically.the relative combining capacity of an atom or group compared with that of the standard hydrogen atom. The chloride ion, Cl–, with a valence of one, has the capacity to unite with one atom of hydrogen or its equivalent, as in HCl or NaCl.
- Immunology. the number of determinants per molecule of antigen.
- the capacity of one person or thing to react with or affect another in some special way, as by attraction or the facilitation of a function or activity.
valence 近义词
emotional force or attraction
更多valence例句
- That feeling carries through — with new valences — in the adaptation.
- So soldierly motivation has had a different valence, more missionary than knight.
- Still, the accusation of activism persists because it has too much cachet, too much historical valence to fade from view.
- Valence seems to have been ready to accept Bruce's challenge, but to have been dissuaded by his Scots friends.
- Before his fierce charge, the enemy gave way; and, Langtoft says, he killed Valence's charger.
- It had not been taken by Valence in early August, when he 'well settled affairs beyond the Mounth, and appointed warders there.'
- Valence sent a woman, disguised as a beggar, to spy out the position; but Bruce saw through the dodge, and the spy confessed.
- The English gave way, and, despite his utmost efforts, Valence was driven from the field.