It makes me really sad to learn that a forest has disappeared.

得知一片森林消失了之后，我真的很难过。

youdao

She knew she'd be really sad if her family lost their home.

她知道如果她的家人失去了家，她会很难过。

youdao

When we're sad, we're really sad.

当我们悲伤时，我们真的悲伤。

youdao

"The first reaction is to be sympathetic,like,'Oh,wow, these are really sad stories and I feel bad.' And then,the second thing that happens is you look up the crime and you are horrified,".

VOA: standard.2009.10.21

So you know I say half in jest but it's actually really sad.

这话虽然是半开玩笑，但其实很可悲。

哈佛公开课 - 幸福课课程节选

And so, when we took a field trip to go see the SF Chronicle, it was really, really sad.

我们去《旧金山纪事报》的报社看过，发现他们真的很萧条。

旧金山的报纸 - SpeakingMax英语口语达人

My sisters, brother and I are really sad that the polar bears and penguins suffer.

BBC: Last Updated: Thursday May 08 2008 11:40 GMT

"It's a really sad thing, and it gives our industry a bad name, " he says.

WSJ: Tax Surprise: When Payroll Firms Implode

"It's really sad, especially because of the fact they were so helpless, " he said.

BBC: Chesil Cove seabird rescuer talks of 'distress'