" Wheels on the bus" ? " Itsy bitsy spider" ? Something?

公车的轮子 可爱的小蜘蛛 或者其他什么都行？

I mean, the nation has to relive every detail like the little tiny, teeny itsy bitsy, really small.

我的意思是， 整个国家都要重温每一个细节， 就像小小的，微不足道的， 真的非常小的东西。

He likes to show off his shell collection, his new sneakers, and how well he plays " Itsy Bitsy Spider" on the piano.

他喜欢炫耀他的贝壳系列、他的新运动鞋，以及他在钢琴上弹奏“Itsy Bitsy Spider”的弹奏得有多好。

Now this is not that big of a deal in a big eye like yours, but in an itsy bitsy spider eye it means different colors of light are coming into focus at totally different distances from the lens.

这对你这样的大眼睛来说没什么大不了的，但是对一个小小的蜘蛛眼睛来说，这意味着不同颜色的光在离晶状体完全不同的距离处聚焦。