名词 fire pit:

1. a pit whose floor is incandescent lava

firemenn.消防员；支援投手；司炉工名词fireman的复数形式.firen.火；失火；炉火；开火；热情v.开火；解雇；点燃；急速地连续说fire retardant flight suit防火飞行服fire spread characteristic火蔓延特性fire-logistics-support战勤保障fire water supply duration消防供水持续时间fire -fighting equipment消防设备fire digital schema system消防灭火数字预案系统fireclay pastic refractory塑性耐火材料firedamp reforming process沼气重整法fire-fighting technology防灭火技术fire danger grade forecast火险等级预报

1. Out of the frying pan into the fire.
   跳出油锅，又落火坑。
2. So the researchers set up a fire pit and buried a silcrete sample at high temperature.
   因此研究者们建立起一个火坑，然后把一个硅结砾岩样品埋进去。