Put this clip last in the edit, after the success moment itself. Open with the Yaaaay Cheer for the win, then place this button as the closing line, with no other sound after it so the sequence ends on rest.
关于此声音
This clip is Thanos speaking in Portuguese for about ten seconds, delivering the line 'Eu descansaria finalmente' in a deep, calm voice. It gives a listener a sense of quiet relief and closure, like a long effort has ended and there is nothing left to chase or prove in that moment.