It sounds like you've been bitten by the bug.

听起来你好像“被虫子咬了”。

When you are " bitten by the bug" , it means you have become very interested and excited in doing something.

当你“bitten by the bug”，意思是你对做某事非常感兴趣和兴奋。

I've been explaining the phrase " to be bitten by the bug" , which means to become interested and excited in doing something.

我一直在解释短语“to be bitten by the bug”，意思是对做某事感兴趣和兴奋。

Ballroom dancing is back in fashion and Catherina's been bitten by the bug – she's bought a sequin dress to wear at her lessons.

交际舞又流行起来了，凯瑟琳娜也迷上它了，她买了一件亮片连衣裙，准备在上课时穿。