cauldron
/ˈkɔːldrən/(亦作caldron)
noun
1- a large metal pot with a lid and handle, used for cooking over an open fire（放在火堆上用来煮食物的有盖和带柄的）大锅。
1.1
- figurative a situation characterized by instability and strong emotions〈喻〉骚动, 躁动; 愤激之情：
a cauldron of repressed anger.
强压着的一腔怒火。
词源
Middle English: from Anglo-Norman French caudron, based on Latin caldarium， calidarium 'cooking-pot'， from calidus 'hot'.