madness是一个名词，意为疯狂、疯癫、狂暴、愚蠢等。它可以描述一种极端的状态，也可以用来形容某种行为或情况非常荒谬或令人难以理解。

怎么读（音标）

madness的音标为/ˈmædnəs/。

用法

1. 作为名词，表示一种状态：He was driven to madness by the constant stress of his job. (他被工作的持续压力逼至疯狂。)

2. 作为名词，表示一种行为或情况：The madness of the crowd during the concert was overwhelming. (演唱会期间人群的狂乱让人难以承受。)

3. 作为形容词，表示“疯狂的”、“荒谬的”：The idea was so mad that no one took it seriously. (这个想法太荒谬了，没有人会认真对待。)

例句1-5句且中英对照

1. The man's eyes were filled with madness as he screamed and thrashed around in his padded cell. (那个男人在他的软墙房里尖叫和挣扎时眼中充满了疯狂。)

2. The city was plunged into chaos as the madness of the rioters spread through the streets. (者的狂暴在街道上蔓延，城市陷入了混乱。)

3. It's pure madness to try and climb that mountain without proper equipment. (没有适当的装备就试图攀登那座山纯属疯狂。)

4. The madness of war can turn even the most peaceful nation into a bloodthirsty one. (战争的疯狂可以让最和平的变成嗜血的。)

5. The crowd erupted into madness when their team scored the winning goal. (当他们的球队进了最后一球时，人群爆发出疯狂的欢呼声。)

同义词及用法

1. Insanity：与madness意思相同，但更强调错乱或失去理智。

2. Lunacy：也与madness意思相同，但更多指慢性错乱。

3. Craziness：与madness意思相近，但更多指一种不合理或古怪的状态。

4. Folly：强调愚蠢、荒唐或不明智。

5. Delirium：指状态极度混乱或幻觉。

编辑总结

Madness是一个常用来描述极端状态、荒谬行为或情况的词汇。它可以作为名词或形容词使用，常与其他词汇如insanity、lunacy等意思相近，但有着不同的强调点。在写作中，可以根据具体语境选择合适的同义词来丰富表达，但要注意用词的准确性。