At the bottom of the volcano's crater is a boiling lake of lava.

火山口的底部是一个沸腾的熔岩湖。

There is a boiling lake located in Dominica that is so hot, the center's temperature has never been determined.

多米尼克有一个沸腾的湖，温度很高，中心的温度从被未确定过。