pain

	a cry of pain 痛苦的喊叫
	She was clearly in a lot of pain . 她显然疼痛万分。
	He felt a sharp pain in his knee. 他感到膝盖一阵剧痛。
	patients suffering from acute back pain 患剧烈背痛的病人
	stomach/chest pains 胃痛；胸痛
	You get more aches and pains as you get older. 年纪越大，病痛就越多。
	The booklet contains information on pain relief during labour. 这本小册子介绍了减轻分娩疼痛的知识。
	This cream should help to relieve the pain . 这种药膏应有助于止痛。

2.	[u][c] 痛苦；苦恼；烦恼mental or emotional suffering

	the pain of separation 离别的痛苦
	I never meant to cause her pain. 我从没有让她痛苦之意。
	the pleasures and pains of growing old 变老的苦与乐

3.	[c] (informal) 讨厌的人（或事）；令人头痛的人（或事）a person or thing that is very annoying

	She can be a real pain when she's in a bad mood. 她脾气不好时，真是令人头痛。
	It's a pain having to go all that way for just one meeting. 就为了见一面，要跑那么远的路，真烦死人了。

IDM

no pain, no gain

不劳则无获used to say that you need to suffer if you want to achieve sth

They were required to cut pollution levels, on pain of a £10 000 fine if they disobeyed.

他们被要求降低污染水平，违则罚款 1 万英镑。

on/under pain of sth

违则受到某种惩罚；违则以…论处with the threat of having sth done to you as a punishment if you do not obey

They were required to cut pollution levels, on pain of a £10 000 fine if they disobeyed.

他们被要求降低污染水平，违则罚款 1 万英镑。

a pain in the neck

(informal)

极讨厌的人（或事物）a person or thing that is very annoying

1.	使痛苦；使苦恼to cause sb pain or make them unhappy

	She was deeply pained by the accusation. 这一指控使她极为痛苦。
	The wound still pained him occasionally. 他还是感到伤口不时疼痛。
	It pains me to see you like this. 看到你这副模样真令我难过。
	It pained him that she would not acknowledge him. 让他难过的是，她不愿意理睬他。