जोंनि सिनस्रियाव मोनफ्रोम 2 बर्टिब्रानि गेजेराव गुरै फिसा जालामा एबा जायगा थायो जायखौ बुङो ।
In our spine between every two vertebra there is a thin , flexible membrane or cushion which is called an inter-vertebra disc .