漆黑的;黑得像沥青一样的;伸手不见五指的(多用于强调几乎完全没有光)。也可引申为极其阴暗、毫无希望的(比喻用法)。
/ˌpɪtʃ ˈblæk/
The room was pitch-black, so I turned on my phone light.
房间里一片漆黑,所以我打开了手机灯。
As the storm cut the power, the streets became pitch-black, and we had to move slowly to avoid falling.
暴风雨切断了电源,街道变得伸手不见五指,我们只好慢慢走以免摔倒。
pitch 原指“沥青/松脂(黑色黏稠物)”,black 为“黑色”。合起来的 pitch-black 字面意思就是“像沥青一样黑”,用来形容极深的黑暗,常见于描写夜晚、停电、洞穴等场景。