평균 연습기간은 어떻게 되나? 가장 긴 친구와 짧은 친구의 차이

평균 연습기간은 어떻게 되나? 가장 긴 친구와 짧은 친구의 차이가 궁금하다.

ผลลัพธ์ (อังกฤษ) 1:

The average duration of the practice eoddeohgedoena? What's the difference between a friend and the longest short friends.

ผลลัพธ์ (อังกฤษ) 2:

The average duration of exercise, but how? The difference between the longest and shortest friend Friend wonder.

ผลลัพธ์ (อังกฤษ) 3:

What about the average practice period? The one with the longest email and short the difference between friends.