field day

• 非正式表达，指非常愉快或成功的时光，常与自由行动或尽情享受有关；也指有机会大肆批评或嘲笑某人。

An informal expression meaning a very enjoyable or successful time, often involving great freedom to do what one wants, or an opportunity to criticize or mock someone extensively.

1. Enjoyable or successful timeB2informal

   A time of great enjoyment, success, or opportunity, often at someone else's expense.

   尽情享受的时刻

   • The reporters had a field day with the celebrity scandal.
   • The children had a field day playing in the park.
   • The critics had a field day with the new movie.

2. Military training exerciseC1formal

   A day of military training or maneuvers in the field.

   野战训练

   • The soldiers participated in a field day to practice combat drills.
   • Field day exercises are essential for troop readiness.
   • The battalion held a field day to test new equipment.