like a kid in a candy store“像个在糖果店的小孩”。这个短语的引申意思其实是指某人“对某件事非常兴奋，以致于行为显得孩子气”。

【例句】
Like a kid in a candy store, he delights in delving into uncharted territory, making breakthroughs in a wide range of hot-button topics.
如同糖果店里的小孩儿一般，他兴高采烈的在未知领域内钻研着，并且在众多热门课题取得突。

When she entered the art gallery, she was like a kid in a candy store, amazed by the beautiful paintings and sculptures.
当她进入艺术画廊时，她就像进入糖果商店的孩子一样，对那些美丽的绘画和雕塑感到惊叹。