apology

The airline issued a formal apology to all passengers affected by the twenty-four-hour delay.

(Chinese) 航空公司向所有受24小时延误影响的乘客发出了正式道歉。

He sent her a bouquet of roses as a sincere apology for missing her graduation ceremony.

(Chinese) 他送了她一束玫瑰花，为错过她的毕业典礼表示由衷的歉意。