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1. Oxford Dictionary

   fine structure

   • n.
     the composition of an object, substance, or energy phenomenon as viewed on a small scale and in considerable detail.；the presence of groups of closely spaced lines in spectra corresponding to slightly different energy levels.

   • noun: fine structure

2. • 相關詞

   fine-structure constant

   • n.
     a fundamental and dimensionless physical constant, equal to approximately 1/137, which occurs ...

   Oxford American Dictionary

   fine-structure constant

   • n.
     a fundamental and dimensionless physical constant, equal to approximately 1/137, which occurs ...

   Oxford Dictionary

3. • 更多解釋

   fine structure

   • IPA[ˌfīn ˈstrək(t)SHər]

   美式

   • n.
     the composition of an object, substance, or energy phenomenon as viewed on a small scale and in ...

   Oxford American Dictionary