fall short of sb's〔not come up to (sb's) expectations〕
未臻理想be less good than was expected
The hotel he recommended fell far short of our expectations.他推荐的旅店与我们心目中的相去甚远。
Her film performance didn't come up to expectations.她在影片中的表演有负众望。

He has little expectation of passing the exam.他对考试及格不抱希望。
He took an umbrella with him in expectation of rain.他预料天会下雨,带了一把伞。
The teachers haven't great expectations for her future.老师们对她的前途不寄厚望。
The plan has succeeded beyond our expectations.这项计划竟出乎我们意料地获得了成功。