锅炉

例句：

1. 1. The water in the kettle is boiling.
   水壶里的水正在沸腾。
2. 2. She added some salt to the pot of soup and let it simmer for 30 minutes before serving.
   她在汤锅里加了点盐，让它慢炖了30分钟后才端上桌。
3. 3. The fish was perfectly cooked when I took it out of the pot.
   当我把鱼从锅里拿出来时，它已经完全煮熟了。