8 sentences

1. 他们的平均年龄是82岁。

   tā​men de píng​jūn​nián​líng shì82 suì.

   Their average age is 82.

   Source: CCMatrix

2. 学生平均年龄在27岁左右。

   xué​sheng píng​jūn​nián​líng zài27 suì zuǒ​yòu.

   The average age of students is about 27.

   Source: CCMatrix

3. 他们的平均年龄超过90岁。

   tā​men de píng​jūn​nián​líng chāo guò90 suì.

   Their average age is over 90.

   Source: CCMatrix

4. 这些工人的平均年龄是24岁。

   zhè​xiē gōng​rén de píng​jūn​nián​líng shì24 suì.

   The average age of these workers is 24.

   Source: CCMatrix

5. 我们这个队的平均年龄是22岁。

   wǒ​men zhè​ge duì de píng​jūn​nián​líng shì22 suì.

   The average age of our team is 22 years old.

   Source: CCMatrix

6. 这个班的平均年龄是多少岁？

   zhè​ge bān de píng​jūn​nián​líng shì duō​shao suì?

   What is the average age of this class?

   Source: CCMatrix

7. 本班男生的平均年龄是十五岁。

   běn bān nán​shēng de píng​jūn​nián​líng shì shí​wǔ suì.

   The average age of the boys in this class is fifteen.

   Source: UM-Corpus: Education

8. 他所教学生的平均年龄是他的两倍多。

   tā suǒ jiāo xué shēng de píng​jūn​nián​líng shì tā de liǎng​bèi duō.

   The average age of the students he taught was more than twice his own.

   Source: CCMatrix