不幸的是她已擦掉了那条信息。

It was unfortunate that she had rubbed out the message.

《柯林斯英汉双解大词典》

不幸的是，她总是说错话。

She has the unfortunate knack of always saying the wrong thing.

《牛津词典》

不幸的是，这些药毒性很大，妨碍身体抗感染的能力。

Unfortunately these drugs are quite toxic and hinder the body's ability to fight off infection.

《柯林斯英汉双解大词典》

It's not the best form of food in that they're actually very poor in protein, and unfortunately very, very rich in cyanide.

但木薯的根并不是最好的食物,因为它的蛋白质含量很少，而更不幸的是，它的氰化物含量非常，非常高。

麻省理工公开课 - 化学原理课程节选

Unfortunately, we now have lived with it forever, so don't think of it as actually being anything dynamic particularly. It's just a name.

不幸的是，我们现在得一直沿用这个名字了,所以别认为它指的是什么动态的东西,这只是个名字。

麻省理工公开课 - 计算机科学及编程导论课程节选

So sadly it is a threat that still acting, and Afghnastan is still a platform where we have to fight.

不幸的是这个威胁还在，我们还必须在阿富汗战斗着。

普林斯顿公开课 - 国际座谈会课程节选