痛苦英文怎么说?

痛苦在英语中通常被翻译为"pain"。这个词来源于中世纪拉丁语"poena"，最初指的是惩罚或处罚，后来被用来描述身体或精神上的疼痛。

例句：

I have a headache and a lot of pain in my back. (我头疼并且背部很疼。)
The wound was painful to the touch. (那个伤口触摸起来很痛。)
The loss of his wife was a painful experience for him. (失去妻子是他痛苦的经历。)