I think trying to understand our world is a really complicated endeavor and it's important to have a sort of solid rational approach like science does."

VOA: special.2009.12.01

You might not want to know all of it and that's a really complicated question for an individual to figure out and a complicated question for society to figure out, what you want to make of available in the regard.

你不想什么都知道,这是个十分复杂的问题,无论是对个人,还是对社会都是如此,我们应该怎样控制它的使用范围

耶鲁公开课 - 生物医学工程探索课程节选

and it's just really getting too complicated.

事情变得越来越复杂。

There is no 课堂 - SpeakingMax英语口语达人

So, it's really complicated, but we're just thankful that they're alive.

CNN: Haiti quake levels hotel, crushes dream

" and "It's really complicated!

CNN: Why traditional dating is dead

"It's so complicated that no one really knows what to do, " says Prof Jankovic.

BBC: How Croatia and Serbia buried the hatchet