A perilous or extremely dangerous place; a place fraught with great risk.
那个洞穴幽深莫测，据说里面生活着毒蛇猛兽，简直是饿虎之蹊，鲜有人敢涉足。
That cave was deep and unfathomable; it was said to be home to venomous snakes and fierce beasts, truly a perilous lair, and few dared to venture into it.
Era:
Ancient
Frequency:
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