what a (shame|pity)

真可惜, 太遗憾了

used to express disappointment, regret, or sympathy regarding an unfortunate event or situation

What a shame, you were really looking forward to that vacation.
真遗憾, 你真的非常期待那次假期。
You didn't win?What a shame, you practiced so hard.
你没赢？真遗憾，你练习得这么努力。
What a shame, you were really qualified for the job.
真可惜, 你真的很适合这份工作。
You missed the concert?What a pity!
你错过了演唱会？ 真可惜！
The museum is closed today?What a pity, I really wanted to go.
博物馆今天关门了吗？真遗憾，我真的很想去。