valence of antibody

例句：

1. 1. The valence of an electron is determined by its position in the atom.
   电子的电势由其在原子中的位置决定。
2. 2. The valence of a metal ion is influenced by its surrounding atoms.
   金属离子的电势受其周围原子的影响。
3. 3. The valence of a chemical bond is related to the number of electrons shared between the atoms.
   化学键的电势与原子之间共享的电子数量有关。