kingdom
/ˈkɪŋdəm; `kɪŋdəm/ n
1 country or state ruled by a king or queen 王国
the United Kingdom 英国.
2 any one of the three divisions of the natural world 界（大自然的三大类别）
the animal, plant/vegetable and mineral kingdoms 动物、 植物、 矿物三界.
3 (fig 比喻) area belonging to or associated with a particular thing or person 领域
the kingdom of the imagination 想像的领域
the kingdom under the waves, ie the sea 大海.
4 (idm 习语) till/until kingdom `come (infml 口) for ever 永久; 永远
Don't mention politics or we'll be here till kingdom come. 咱们别谈政治吧, 否则一谈就没个完. to kingdom `come (infml 口) into the life after death 去天国
gone to kingdom come, ie dead 上天国了（死了）
The bomb exploded and blew them all to kingdom come. 炸弹爆炸把他们全都归天了.