fall short of the expectations of one's teacher
辜负老师的期望
-I think the principal's speech encouraged me deeply and doubled my confidence. The bitterness and tiredness of the past are now transformed into aspiration for the future.
-我觉得校长的演讲深深激励了我,让我信心倍增。过去的那些痛苦艰辛如今都转化成了对于明天的向往。
-I have the same feeling. I thought that I would do my best to study well in the future thus not to fall short of the expectations of my teachers and my parents.
-我也有同样的感受。我想我以后要努力学习,那样才不辜负老师和父母的期望。
*live up to / come up to / meet one's expectations 不辜负某人的期望