痛苦的英文：
pain

参考例句：

Mental anguish
内心的痛苦

The ordeal of divorce
离婚的痛苦

Mortal agony
临死时的痛苦

sting of the whip
鞭打的痛苦

To inflict severe pain on;torture.
使痛苦使受剧烈的痛苦;折磨

The pain of the mind is worse than the pain of the Body
心头的痛苦比肉体的痛苦更厉害

A source of harassment,annoyance,or pain.
使人痛苦的东西骚扰，烦恼或痛苦的来源

To inflict great pain on; torment.
使遭受巨大痛苦,折磨

Suffer pain,torture,defeat
遭受痛苦、折磨、失败

this bitter and sanguinary war
这场痛苦与流血的战争

pain是什么意思：
n. 疼痛；痛苦
v. 使痛苦；引起疼痛，感到疼痛

This is a painful task.
这是一份不愉快的差事。

a painful task.
费力的工作

No pains, no gains.
不劳则无获。

The pain of the mind is worse than the pain of the Body
心头的痛苦比肉体的痛苦更厉害

The woman is undergoing the joyful pain and painful joy of childbirth.
那位妇女正在经受生育时喜悦的痛苦和痛苦的喜悦。