And if every house occupies an evenly spaced square 0.16 miles apart, Santa's sleigh has to cover more than 150,000,000 miles in 32 hours, which means an average speed of more than 1,300 miles per second.
如果每栋房子距离,都是 0.16 英里,那么圣诞老人必须拉着雪橇在 32 小时内行驶超过 一亿五千万英里,这意味着平均速度超过每秒 1300 英里。