“等距离”的英语可以翻译为：equidistance ...

注意,这些本征值并不是等距离分布的.Notice that the energy eigenvalues are not equally spaced.对于基频振动来说, B ′-B″ 很小,因此谱线是几乎等距离的.For the fundamentals , B'- B " is very small and therefore the lines are almost equidistant.从定点(圆心)等距离到任一点的...