55：“five score years ago”到底是多长的时间？

Question 55: What's the meaning of "five score years ago"?

Answer: A "score" refers to a period of twenty years. So, "five score years ago" is an old-fashioned way of saying "one hundred years ago"

问：“five score years ago”到底是多长的时间？

答：一个“score”指二十年的时间。所以，“five score years ago”其实是“one hundred years ago”(100年前）的旧式的说法。