out cold
中文释义
睡得很沉，毫无知觉
In a deep sleep, completely unaware of your surroundings.
常用搭配
- go out cold睡得不省人事
- out cold in seconds秒睡过去
- knocked out cold昏睡如泥
例句
- The kids were out cold before we even started the movie.电影还没开始，孩子们就睡得不省人事了。
- He was so exhausted he went out cold at his desk.他累得趴在桌上睡死了。