平均年齢
Meanings
1
average age; mean age
Used in statistical, demographic, or general contexts to refer to the arithmetic mean of ages in a group.
The average age of this class is 20.
Japan's average age is rising year by year.
average age; mean age
Used in statistical, demographic, or general contexts to refer to the arithmetic mean of ages in a group.
The average age of this class is 20.
Japan's average age is rising year by year.