valence
英 ['ve?l(?)ns]
美['vel?ns]
- n. [化學] 價；[化學] 原子價；[化學] 化合價；效價
- n. (Valence)人名；(法)瓦朗斯
英英釋意
- 1. (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
- 2. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)