名词 n.1.平均,平均数[C]An average of two students are absent each day.每天平均有两个学生缺席.2.一般,普通;中等[C][U]3.平均分,成功率[C][U]4.【商】海损形容词 a.1.平均的[Z][B]The average age of the boys i...