Posts by Saleh Ahmed
If you sit at a train station and you listen to the train whistle
If you sit at a train station and you listen to the train whistle -- the pitch of the whistle changes as it moves past. Thats exactly what we have, ex...
If you sit at a train station and you listen to the train whistle -- the pitch of the whistle changes as it moves past. Thats exactly what we have, ex...
Trending Topics
© 2015