diatomic [ˌdaɪəˈtɑ:mɪk]

例句:

• Apart from selenium and vapour - deposited germanium and silicon, glasses are at least diatomic.
  除了硒和汽相沉积的锗和硅之外, 玻璃至少是二原子的.
  
• We have concentrated on the ground electronic states of diatomic molecules.
  我们曾主要集中注意双原子分子的电子基态.
  
• Any heteronuclear diatomic molecule must have a dipole moment since its two ends are different.
  任何异核双原子分子必然具有偶极矩,因为它的两端是不同的.