in the line of duty

短语

在执勤时,在执行公务时

发音

AU

释义与例句

phr.
  1. 1.

    As part of or while performing official duties, usually of the military or police personnel, or of government officials.

    习语
  2. 2.

    Used other than figuratively or idiomatically: see in, the, line, of, duty.