He finds it very difficult to articulate his distress.

他感到很难表达清楚自己的痛苦。

youdao

Stay away from the high register at the beginning, it is more difficult to articulate there.

刚开始的时候不应在高音域练习，高音域的发音较难。

youdao

Much of this knowledge is subjective and intuitive, and therefore difficult to articulate in a formal way.

这些知识大多是主观的，直观的，因此很难形式化的去清晰地表达。

youdao

it's very difficult when one is so articulate and is able to express exactly what you want to say,

当一个人已经熟谙一门语言，能够用这门语言清楚明白地表达意思，

想学好英语吗？ - SpeakingMax英语口语达人

Who among the candidates here is willing to step forward and begin to articulate the very difficult sacrifices which we need to make in order to start repairing America?

CNN: Giuliani's responses at the CNN/YouTube debate