The valence atom of an alkali-metal atom has two states.

碱金属原子的价原子具有两种能态。

The metal atom is generally much large than the atom of the normal .

金属原子通常比一般的原子大得多。

Of, relating to, or constituting an organic compound containing a metal, especially a compound in which a metal atom is bonded directly to a carbon atom.

属于、关于或组成一种有机化合物，该化合物包含一种金属，特别是金属原子直接与碳原子相连的化合物。