"They are operating under incredibly difficult circumstances right now.

VOA: standard.2010.06.11

but he's also insisting that this is an incredibly difficult, if not impossible, moment of thought.

但他同时坚持，如果可能，这对思维来说也是一个极其艰难的时刻。

耶鲁公开课 - 文学理论导论课程节选

Learning another language is incredibly difficult.

学习另一种语言是非常难的。

学外语的时候 - SpeakingMax英语口语达人