holiday 和 vacation 的异同?

holiday(holidays)一般指“休假” Tom and I are going to have a holiday.我和汤姆准备去度假.I've already had my holidays this year.我今年已经度过假了.Postcards always spoil my holidays.明信片总是弄得我过不好假日.
而 vacation 在英国指大学的寒暑假或法定不工作的日子,美国可指任何假日（期） The students are planning how to spend their summer vacation.这些大学生在计划着怎样过暑假.Mr.Fuller is on vacation now.费勒先生在度假.