adj.苦的；痛苦的；辛酸的；激烈的
adv.激烈地；极其
vt.使变苦
n.苦涩；苦酒；苦的东西
The medicine has a bitter taste. 这药有苦味。
The defeat was a bitter pill to swallow. 那次失败是一次难以吞咽的苦果。
She wept bitter tears over the loss of her lover. 她为失去了她的情人而流下痛苦的眼泪。
Her voice took on a sudden bitter note. 她的声音带着一股出意料的辛酸语气。
His story brought back our bitter past . 他的事使我们想起辛酸的往事。
The bitter quarrel ended their friendship. 那场激烈的争吵结束了他的友谊。
用作副词 (adv.)He is bitter in his condemnation of terrorism. 他言辞激烈地谴责恐怖主义。
It has stopped snowing, but there's a bitter cold wind. 已经停止下雪啦,不过,还刮着刺骨的寒风。
用作及物动词 (vt.)Green tea, unlike black tea, has not been oxidized and can easily turn bitter if not made properly. 绿茶与红茶不同，没有经过发酵氧化，如果处理不当很容易发涩变苦。
The star is called Wormwood, and a third of the water的名词复数);（湖、河等的）水域;...v.给…水喝(water的第三人称单数);在…浇水[洒水];往（酒里）掺水;..." target="_blank">waters was turned into wormwood and many people died because of the water which had turned bitter. 于是水的三分之一变成苦的，许多人因水变苦了而死去。
用作名词 (n.)He has tasted the sweets and bitters of life. 他已尝遍了人生的甜酸苦辣。
A pint of bitter, please. 请来一品脱苦啤酒。
bitter是五味之一,主要指奎宁等药物的苦味,也指啤酒、橘皮等的苦味,即“苦味的”,这种不合意的味道渗透力强,持续时间长,难以躲避。bitter还可指“难以接受的,引起悲伤的”“怨恨的,失望的”“严寒的,刺骨的”。
bitter在句中可用作定语或表语。
more bitter和most bitter是比较常用的比较级和最高级形式，但也可用bitterest。
n.(名词)bitter用作名词时意思是用蛇麻子调味的苦啤酒。多用于英式英语中。
bitter是不可数名词,无复数形式。
“一杯苦啤酒”可说a cup〔glass〕 of bitter，也可说a bitter。
