打这个电话是我有生以来所做的最困难的事。

It was the most difficult thing I've ever done.

youdao

对于像我这样的评论员或其他权威来说，最困难的事就是说“我不知道。”

The hardest thing for pundits like myself and other talking heads is to say "I don't know."

youdao

现在她已经在威特中心的宿舍安顿下来，她说，最困难的事是适应语言和文化。

Now that she’s settled into her dorm room in Witte Hall, she said the hardest things to get used to are the language and culture.

youdao