The average temperature in this city is quite pleasant throughout the year.（这个城市全年的平均气温十分宜人。）

On average, I spend about two hours reading every day.（平均来说，我每天花大约两个小时阅读。）

The average age of the students in this class is 18.（这个班学生的平均年龄是18岁。）

They calculated the average of these numbers and got a surprising result.（他们计算了这些数字的平均值，得到了一个惊人的结果。）

The company's average monthly profit has increased significantly this year.（今年该公司的月均利润有显著增长。）

The average lifespan of this kind of animal is around 10 years.（这种动物的平均寿命大约是10年。）

We should aim for an average speed of 60 miles per hour to reach there on time.（为了按时到达那里，我们应该争取平均时速60英里。）

Her average grade in all subjects is above 90.（她所有科目的平均成绩都在90分以上。）

The average height of the basketball team members is over 6 feet.（篮球队队员的平均身高超过6英尺。）

The average cost of living in this area is relatively high.（这个地区的平均生活成本相对较高。）

On average, people in this town consume a lot of fresh fruits.（平均而言，这个镇上的人消费大量新鲜水果。）

The average weight of these packages is 5 kilograms.（这些包裹的平均重量是5千克。）

The teacher found that the average performance of the class in math improved.（老师发现这个班在数学方面的平均成绩提高了。）

The average number of customers in this store on weekends is much larger.（这家商店周末的平均顾客数量要多得多。）

The average depth of this lake is about 20 meters.（这个湖的平均深度约为20米。）

He earns an average income, which can support his family comfortably.（他有一份平均水平的收入，足以让家人生活得舒适。）

The average attendance at the concert was more than 5000 people.（这场音乐会的平均上座人数超过5000人。）

The average size of the houses in this neighborhood is 150 square meters.（这个街区房屋的平均面积是150平方米。）

The average speed of the train during this journey was 80 kilometers per hour.（这次旅程中火车的平均速度是每小时80公里。）

The average rainfall in this region varies greatly from year to year.（这个地区的平均降雨量每年变化很大。）