the dark of the night meaning in English

夜的黑

So in the dark of the night , kahuna slipped away
所以,在一天黑夜里,卡哈纳逃走了
In the dark of the night ,
在漆黑的夜里
The vet specifically said that the eye ointment had to be administered three times a day , but i had to go to work . the only way was to swap day for night apart from once in the morning and evening , there was once in the dark of the night
想去请教兽医护士，又怕打打扰人家，但是实在有办法，只好硬著头皮去一趟，幸好护士非常友善，解释说猫感冒也属猫瘟一种，并不是所有猫瘟都不能治好的。
The more obvious aspect is that we are still in “ high fantasy ” world , ripe with valiant human knights in shining armor , mysterious elves lurking in the woods , savage orc tribes raiding the frontiers , undead armies gathering in the dark of the night , and all that good stuff
显而易见，这还是一个奇幻的世界，穿着闪闪发亮盔甲的人类骑士、出没于森林中的神秘精灵、四处侵略的野蛮的兽人军团、在暗夜中聚集的亡灵军队等等，已经让整个体系变得相当成熟。