个中缘由就在于，每个像素只用了1个比特来显示图像，结果就出现这种楼梯效应（staircase effect） 或称空间阶梯，只要硬件和软件生产商肯把更多的比特用在一个像素上，并且运用一点数字计算来解决这
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Image denoising with second order non-linear diffusion PDEs often leads to an undesirable staircase effect, namely, the transformation of smooth regions into piecewise constant ones.
利用二阶的非线性扩散方程进行图像去噪易产生具有“阶越效应”的去噪结果，也即使分段光滑的图像变为分段常量的。
This produced upon him the effect of the first step in a staircase leading back to life.
他觉得自己好象踏上了生命阶梯上的第一级。
In Hitchcock's first movie - "The Lodger" - he tracked a suspected serial killer's movements on a staircase with diabolical effect.
在希区柯克的第一部电影-“的房客”-他跟踪一宗怀疑连环杀手的变动对楼梯与凶残的效果。
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