“three-score”不是“三分”，“score”确实有分数的意思，但是它还有一个意思是二十！所以“three-score”的意思是“六十”。

【例句】
The owner of the shop is a man of about three score years.
那家商店的主人是一个六十来岁的男人。

Three score of teachers were praised at the school meeting.
六十名教师在校会上受到表彰。