横格纸 meaning in Chinese
lined paper
Examples
- If a needle is thrown at random on a sheet of paper ruled with lines whose distance apart is exactly equal to the length of the needle , how often can it be expected to fall on a line and how often into a blank space
如果一根针随机的扔到一张横格纸上，横格之间的距离等于针的长度，那么针落于一条线或落到空白处的概率是多少？