average costs of vehicle maintenance and repair

例句：

1. 1.The average temperature in New York is 59 degrees Fahrenheit.
   纽约的平均温度是华氏59度。
2. 2.The average income for a doctor is $300,000 per year.
   医生的平均年收入是30万美元。
3. 3.The average life expectancy for women in their 40s is 82 years.
   40岁女性的平均预期寿命是82岁。