“守夜”常见的英文表达有 “keep watch” 或 “sit up through the night”，具体使用取决于语境：
“keep watch” 更为常用和正式，指在夜间或特定时间段保持警觉、监视或守护，强调持续的警戒状态。例如：
The guards kept watch all night.（卫兵们整夜守夜。）
They took turns to keep watch over the sick.（他们轮流守夜照看病人。）
“sit up through the night” 更侧重于描述“整夜不睡、熬夜守着”的行为，通常用于较为口语化的表达。例如：
I had to sit up through the night to take care of the baby.（我不得不整夜守着照顾宝宝。）