infernal pit meaning in Chinese

地狱洞穴
地狱魔窟

So forcibly did he dwell upon this symbol , for the hour or more during which his periods were rolling over the people s heads , that it assumed new terrors in their imagination , and seemed to derive its scarlet hue from the flames of the infernal pit
他在长达一个多小时的演讲中，详尽地叙述着这个标记，他那强有力的言辞在人们的耳际反复轰鸣，在他们的心头引起了新的恐惧，似乎把这个标记用炼狱之火染得通红。