unlucky or having bad effects

She has inherited her father's large nose, which is very unfortunate. 她遗传了父亲的大鼻子，真是太不幸了。

[ + (that) ] It was unfortunate (that) he called at the exact moment when our guests were arriving. 遗憾的是他恰好在我们的客人到达时打来电话。

(of remarks or behaviour) not suitable in a way that could cause embarrassment or offence

The housing director's comment that "the homeless could do more to help themselves" was unfortunate. 住房主任说的那句“无家可归者可以做更多的事来自助”是不恰当的。

an unlucky person who is in a bad situation

He was one of the poor unfortunates who invested in the company and now finds himself a few thousand pounds poorer. 他是那些投资这家公司的可怜的倒霉蛋之一，现在已经亏了几千英镑。