field day
乐趣或成功的一天
口语·表示愉快或成功的经历
英文释义
an enjoyable or productive time, often taking advantage of a particular situation or circumstance
例句
The kids had a field day at the amusement park.
典故来源
源自军事演习或户外运动会,指尽情享受或充分利用机会的日子。