that is really something

How strong is the evidence that climate change is happening? That is really something we need to be worried about.

气候变化正在发生的证据有多有力？这确实是我们需要担心的事情。

McWhorter acknowledges that formal language is not strictly necessary, and proposes no radical education reforms—he is really grieving over the loss of something beautiful more than useful.

McWhorter 承认正式的语言并不是绝对必要的，也没有提出任何激进的教育改革——他实际上是在为失去一些美丽但相对不实用的东西而悲伤。

Also, here are worries about the healthy value of printed food: is it really possible to get what we need from food-based "inks" or something like that?

此外，还有人担心打印食品的健康价值：我们真的有可能从以食品为基础成分的“墨水”或类似的东西中得到需要的养分吗？