styx
[stiks]
n. [希神]冥河(环绕地狱的河)
例句与用法:
Jove gives his promise, and confirms it with the irrevocable oath, attesting the river Styx, terrible to the gods themselves.
朱庇特应允了,还发誓绝不食言,且指定冥河斯提克斯——众神听了都要发抖的名字——做他的监誓人。