After the first failure, you can wait for the second time, which will delay your graduation for three months.

Simply put, the purpose of organizing thesis defense is to further investigate the thesis, that is, to further investigate and verify the author's understanding of the topics discussed in the thesis and his ability to demonstrate the topics on the spot; Further investigate the depth and breadth of the author's mastery of professional knowledge; Review whether the thesis is completed by the students themselves, etc.