1. When the cornea curves or flattens
unevenly, the result is astigmatism, which disrupts focus of near and distant vision.
散光是当角膜变弯或者变平时表面不平坦，影响视近、视远时的聚焦。
2. And although he has an
unevenly developed spirit of savvy and an often-childlike manner, he is quick to make adjustments.
尽管他有发展不平衡的理解能力和经常性的孩童行为，他能够很快地做出调整。
3. Physicists visualize the states that electrons can have in a solid as bands of different energy forming a ladder of
unevenly spaced rungs.
物理学家把固体里电子的状态想像成是能量不同的能带，就像跨距不一致的梯子一样。
