vacation [v 'kei n] n. A time of rest, amusement, and recreation away from one's job or school Am. E 假期，休假
syn. holiday Am. E 可指传统节日，也可泛指休息日，常用复数表示长时间休息
leave 因事，因病请假
valley ['v li] n. The land lying between two lines of hills or mountains 山谷，河谷
various [v' ri s] adj. different; several, number of 各种各样的，不一样的
variously, variety, vary
