It's a pity that you never made a firm choice
遗憾的是───Unfortunately;从未───never
He unfortunately passed away last year.───他不幸于去年去世了。
Unfortunately, my time is limited.───遗憾的是，我的时间有限。
I can't make it, unfortunately.───很遗憾，我来不及。
Unfortunately, as I said, we don't seem to have learned those lessons. Will we ever?───遗憾的是，正如我所言，我们似乎没有汲取这些教训。我们是否能在将来做到这一点呢？
It was one of those plays in which all the actors unfortunately enunciated very clearly.───这是其中的一出舞台剧，剧中的演员不幸地把他们的角色诠译得太清楚了。
I tried to be normal and used one hand, but unfortunately it was just a gutter ball.───我试过是正常的，用一只手，但不幸的是它只是一个排水沟球。
Unfortunately, my time is limited.
He was unfortunately caught in the shower.
Unfortunately the report was prepared in haste and contained several inaccuracies.
Unfortunately the tax will linger on until April.
Unfortunately, this plate has a slight flaw in it.