pain
单词辨析：
指肉体上的疼痛或精神上的痛苦。
He has a pain in his stomach.
他胃疼。
The pain in her shoulders had come back.
她的肩膀又痛起来。
She couldn't get over the pain of losing her beloved pet.
她无法从失去心爱宠物的痛苦中恢复过来。
指身体上隐隐的、持续的疼痛，也可喻指心中的痛，常用以构成复合词。
the ache in his heart
他心中的隐痛
Here are some pieces of advice to avoid a stomach ache during the year-end celebrations.
这里有一些建议，告诉你如何在年底的各种庆祝活动中避免胃痛。
指身体上受到创伤或感染的疼痛部位。
Keep that sore on your hand away from water.
别让你手上的疮沾水。
She helped him to put some iodine on that sore.
她帮他在痛处搽了一些碘酒。
相关例句：
I had slipped a disc and was frozen in a spasm of pain.
我有一个椎间盘错位了，疼得我动弹不得。
It pains me to think of you struggling all alone.
想到你一个人苦苦挣扎，我很难过。
There was no mistaking Magda's sincerity, or her pain.
玛格达的真诚和痛苦都绝不可能是假装的。
To help ease the pain, heat can be applied to the area with a hot water bottle
用热水瓶热敷疼痛部位有助于缓解疼痛。
They began to recover slowly from their nightmare of pain and suffering
他们开始从痛苦的梦魇中慢慢恢复过来。
I could just see the pain written across her face.
我都可以看出他脸上写满了痛苦。