have a field day

基本解释

Wonderful! I'm sure you have a field day.
真好！我想你一定玩得十分高兴。
When fundamentals and technicals are in gear, a savvy trader can have a field day.
当基本面和技术面结合时，聪明的交易者就可以大展身手了。
The press and her opponents would have a field day digging into the dirty details of her background.
媒体和对手可以痛快地深挖她不堪入目的丑闻。

Notice this would be harvard would have had a field day with this melody if he-- Cole Porter--had not done one thing.
注意,这个旋律就足够哈佛忙活一阵了,如果科尔·波特没有做一件事的话
耶鲁公开课 - 聆听音乐课程节选
We live in a gravitational field and that it affects our day to day life, and if you have hip pain or a hip that's diseased in some way, and you can't stand up against that gravitational field in the same way, that severely limits what you can do in the world.
我们生活在一个重力场中,这个场影响着我们的日常生活,如果你的髋关节疼痛,或者有其他髋关节疾病的话,就不能像平常一样,站在这个重力场中了,这严重限制了人的活动能力
耶鲁公开课 - 生物医学工程探索课程节选

Some of his detractors I am sure will have a field day with that.
FORBES: State of the Union 2011- A media trainer's analysis of President Obama's performance
Oh those technology bloggers would have a field day with a guy like James.
FORBES: The News From AOL Isn't Surprising. But The Reaction Is Disgusting.