The play was built up to be a masterpiece but I found it very disappointing.

那部戏被捧为杰作，可我却大失所望。

《牛津词典》

Jack seems to think this year's basketball season will be disappointing.

杰克似乎认为今年的篮球赛季会令人失望。

youdao

Well, if you put it that way, it's going to be disappointing – because your readers will say, ‘Yes I had thought of that before’!

教授：如果你刻意把它说出来，那结果会是令你失望的，因为读者会说“我曾经想到过！”

youdao

So, we have what we have - which will be disappointing to some, but re-assuring to others.

BBC: Climate panel signs off reforms - but how ambitious?

"I am well aware that the conclusions I have reached in my judgment will be disappointing to the claimant and that its contents may cause him some distress, " she said.

BBC: Patrick Raggett

"I know this decision will be disappointing to Mr O'Hagan's widow, family, friends and colleagues but the evidence that can be given by an assisting offender must be carefully evaluated and the test for prosecution applied on a case by case basis, " Mr McGrory said.

BBC: No prosecution in Martin O'Hagan murder case