hay,干草，stack,堆。

1. Some sparks from a passing train set the haystack on fire.

一列过往火车迸发出的一些火花点着了干草堆.

2. Looking for them now is like fishing for a needle in a haystack!

这回要在庄稼地里搜捕,那不是海底捞针!

3. How can we ever find the quotation if you don't even know what part of the book it comes from? It'll be like looking for a needle in a haystack.

你连这句话在书的哪部份都不知道,我们怎么找得到 呢 ?这简直是大海捞针.

4. To look for a needle in a haystack.

草垛里找针(大海捞针).

5. The fox burrowed several holes near the haystack.

那头狐狸在草堆附近挖了几个洞.