Don't disappoint me.
别再让我失望了。
I hate to disappoint you.
我很不愿让你失望。
She was disappointed.
她失望了。
She will not disappoint them.
她不会让他们失望。
I'm sorry to disappoint you.
不好意思,让你失望了.
I was deeply disappointed when I didn't win the lottery.
当我没有赢得彩票时，我非常失望。
The movie was a huge disappointment, with a weak plot and terrible acting.
这部电影大失所望，剧情平淡无奇，表演糟糕透顶。
She looked at her test results and felt utterly disappointed.
她看到考试成绩，感到极度失望。
His expectations were high, but the reality fell short of his dreams, leaving him disappointed.
他的期望很高，但现实未能达到他的梦想，使他感到失望。
The concert was a real letdown after all the hype.
音乐会的实况远不如宣传的那么好，令人失望。
The restaurant's food quality was disappointing, considering its high prices.
考虑到高昂的价格，餐厅的食物质量让人感到失望。
After months of hard work, he received a rejection letter, which left him bitterly disappointed.
经过几个月的努力，他收到了拒绝信，这让他非常失望。
She felt disappointed that her best friend didn't show up to her birthday party.
她对最好的朋友没有来参加她的生日派对感到失望。
The new smartphone model didn't live up to its promised features, leaving many customers disappointed.
新推出的手机型号并没有达到其承诺的功能，让许多顾客感到失望。
The renovation project took longer than expected, causing significant inconvenience and leaving the homeowners disappointed.
装修工程比预期的时间长，给房主带来了巨大的不便，令人失望。
And one thing that may disappoint carmakers such as Toyota as well as China's BYD and SAIC Motor is that plug-in hybrids have been categorized in the guideline as conventional cars whose production will be curbed.
After potential short-term fluctuations due to the global spread of the virus and domestic economic data that could disappoint the market, the A-share market should kick off the third uptrend in the bull run that started in early 2019, said Xun Yugen, chief strategist with Haitong Securities.
"However, if the door is left wide open for more US rate cuts going into next year, that would disappoint investors who are currently betting that the Fed will leave its policy settings unchanged for the December FOMC meeting," said Han.
Moves can be expected from the Chinese monetary authority, if the upcoming economic data disappoint the market, as analysts said economic stability remains the policymakers' priority in the second half of this year.