深夜;在夜晚万籁俱寂时
牛津电影里 100%
in the quietest part of the night
"in secrecy and in the dead of night.
He wasn't out when you were there, he just wasn't answering the door in the dead of night, like some people do.
释义来自《牛津高阶英汉双解词典》第 9 版