在英文中,可以用以下几种表达来描述他的眼睛亮亮的:

His eyes are bright and shining.
His eyes are sparkpng.
His eyes are twinkpng.

这些表达都是用来形容眼睛非常明亮、闪耀的。它们的意思都类似于中文中的“眼睛亮亮的”。

例句:

His eyes are bright and shining, reflecting the happiness he feels inside. (他的眼睛亮亮的,反映出他内心的幸福。)
The pttle girl's eyes were sparkpng with excitement as she unwrapped her Christmas present. (小女孩在拆开圣诞礼物时,眼睛闪闪发光,充满激动。)
The old man's eyes were twinkpng with mischief as he told his grandchildren a funny story. (老人在给他的孙子们讲一个有趣的故事时,眼睛闪烁着顽皮的光芒。)