unfortunately汉语翻译：
ad. 恐怕, 不幸的是英语解释：
副词 unfortunately:

by bad luck同义词：unluckily, regrettably, alas

Unfortunately the restaurant he recommended fell far short of our expectations.遗憾的是他推荐的餐厅与我们心目中的相去甚远。

I like cats but unfortunately I'm allergic to them.我很喜欢猫，但可惜我对猫过敏。

Unfortunately, I missed the last train.我不幸错过了末班火车。

Unfortunately he won't be here tomorrow evening.可惜的是他明晚不在这儿。

Unfortunately, I hurt my knee when I fell down on the ice.真不幸，我在冰上摔倒时摔伤了膝盖。