sit through something        
phrasal verb with sit verb uk/sɪt/ us/sɪt/  sitting | sat
 挨到(会议、表演等)结束
to stay until the end of an event such as a meeting or performance that is very long or boring
  We had to sit through two hours of speeches. 我们不得不耐着性子听完两个小时的讲话。