| • echo level | |
| प्रतिध्वनि: echo resonance reverberation replication sound | |
| स्तर: level groups thickness water level degree stratum | |
प्रतिध्वनि स्तर अंग्रेज़ी में
[ pratidhvani star ]
| • echo level | |
| प्रतिध्वनि: echo resonance reverberation replication sound | |
| स्तर: level groups thickness water level degree stratum | |
