困难用英文怎么说短语

"difficulty" 是英语中表示困难的常用词汇。它来源于拉丁语 "difficultas"，意为"困难"或"难以做到"。

例句：

I'm having difficulty understanding this math problem. (我不太理解这道数学题。)
The company is facing financial difficulties. (公司正面临着财务困难。)
She had difficulty speaking in front of a large crowd. (她在大众面前发言有困难。)