burn the midnight oil

短语

开夜车

发音

AU

词形变化

burned the midnight oil burning the midnight oil burns the midnight oil 三单 burns the midnight oil burnt the midnight oil burning the midnight oil 现在分词 burned the midnight oil 过去式 burned the midnight oil 过去分词 burnt the midnight oil 过去式 burnt the midnight oil 过去分词

释义与例句

v.
  1. 1.

    To work studiously, especially late into the night.

    开夜车

    焚膏继晷

    挑灯夜战

    习语

    Near-synonym: pull an all-nighter

    He was burning the midnight oil to finish his paper.

    She was burning the midnight oil to finish her part of the project.

词源

Originally referring to the act of burning lamp oil in oil lamps for light at night. The collocation midnight oil in its literal sense is attested from mid 17th c.

来源：wiktionary