我梦到他了，梦是那么栩栩如生以至于困扰了我好几天。

I dream about him, dreams so vivid that they disturb me for days.

《柯林斯英汉双解大词典》

我梦到鳄鱼了。

I dreamed a crocodile.

youdao

我梦到我在一家医院，穿着病号服坐在床边。

I dreamed that I was inside a hospital room. I was wearing a hospital gown and I was sitting at the foot of my bed.

youdao