The elephant in the room. 明擺著的難題；眾所周知卻避而不談的事
We all know the elephant in the room is poor communication between departments, how can we resolve this?
我們都知道部門之間的溝通有很大的問題，卻視而不見，怎么才能解決這個問題呢？

White elephant. 昂貴而無用的東西
Now that the kids are in college, John's swimming pool is a white elephant that no one uses.
現在孩子們都上大學去了，John的游泳池放著根本就沒人用。

Pink elephant 幻覺
He was so drunk. He was seeing pink elephants everywhere.
他喝醉了；已經出現幻覺了。

Memory of an elephant 非常好的記憶力
Jane has the memory of an elephant!
Jane的記憶力非常好。

Dumbo 《小飛象》
He has ears like Dumbo.
他有小飛象一樣的耳朵。

Big as an elephant. 像大象一樣體型巨大
Strong as an elephant. 像大象一樣強壯