一个模糊圆弧由一条简单曲线段和该曲线段的圆度函数共同给出。
A fuzzy arc is given by a simple curve and its circularity function.
圆拱桥已经留在后面了。 它沐着月光像是披了一条纱，有点模糊，桥畔的几盏电灯在朦胧中发亮。
Moonlight draped the now distant hump-backed bridge like shimmering gossamer , and the electric lights at the bridge's either end could be seen only dimly.
如果角膜是不是圆的，或者是太陡或过于有关眼睛的长度单位，视力会模糊。
If the cornea is not round, or if it is too steep or too flat in relation to the length of the eye, vision will be blurry.
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