while-calling管 （316） 20

20 mins 25 secs

1 min 6 secs

12 mins

6 mins 16 secs

39 secs

30 secs

36 secs

8 mins

6 mins

31 secs

37 secs

6 mins 4 secs

6 mins 46 secs

6 mins 8 secs

13 mins 44 secs

32 mins

14 mins 10 secs

1 min

30 secs