That vase is a white elephant.

那个花瓶是个累赘。

The car is a white elephant for me.

这辆小汽车对我来说是无用之物。

There's a white elephant sale today.

今天有珍品要廉价拍卖。

Eg: that would be a white elephant to me.

我们不想要这个沉重的负担。

Our first flag had a white elephant on it.

我们的第一面国旗上就绘著一头白象！