What a disappointment!
真叫人失望!
What a pity!
真遗憾!
I'm so disappointed.
我太失望了。
You let me down.
你让我失望。
You weren't as good as I expected.
你没有我想象的那么好。
It was a waste of effort.
那只是白费力气。
It's too bad that the tickets have been sold out.
票都卖完了,真槽糕。
All that for nothing.
白费我那么多力气。
It's not what I expected.
这不是我所期望的。
I no longer feel devoted to the family.
我已经不再留恋这个家了。
That figures.
果不其然。