haystack
英 [ˈheɪstæk]
美 [ˈheɪstæk]
n. 干草堆; 干草垛
复数：haystacks
BNC.21605 / COCA.19464
习惯用语
n.
- a needle in a haystack
- 草垛里的针；几乎不可能找到的东西
a thing that is almost impossible to find - Searching for one man in this city is like looking for a needle in a haystack.
在这个城市里找一个人无异于大海捞针。
牛津词典
noun
- 干草堆；干草垛
a large pile of hay , used as a way of storing it until it is needed
柯林斯词典
- （露天）干草堆，干草垛
Ahaystackis a large, solid pile of hay, often covered with a straw roof to protect it, which is left in the field until it is needed. - 落进干草垛里的一根针（比喻如大海捞针般难找的东西）
If you are trying to find something and say that it is like looking fora needle in a haystack, you mean that you are very unlikely indeed to find it.
英英释义
noun