Looking for a needle in a haystack is an idiom in China. The pinyin is dà, H m: i, lāo, zhēn, which means looking for a needle in a haystack. Metaphor is extremely difficult to find. From The Story of Chai Jing.
Source: Wang? ? "The Plan of Spring Grass": "Making profits is like looking for a needle in a haystack, and making waves is like burning coals."
Ex.: Finding out the whereabouts of grandpa's family is like looking for a needle in a haystack. No one knows after asking for a long time. (Qing Wu Ren Jian's "The Strange Situation Witnessed in Twenty Years" is the170th time)
Discrimination: looking for a needle in a haystack and "looking for a needle in a haystack" and "looking for the moon in water"; All have the meaning of "in vain". However, the metaphor of finding a needle in a haystack is difficult to realize; But it is still possible; The metaphor of "fishing for the moon in the sea" and "fishing for the moon in the water" means that no matter how hard you try, you can't achieve your goal; It's just a waste of effort.
Find a needle in a haystack and make a sentence:
1, looking for a team in this vast wasteland is like looking for a needle in a haystack.
On the one hand, users are tired of searching for information in a needle in a haystack. On the other hand, service providers on the web are constantly striving to acquire users' interests and hobbies, so as to bridge the information gap between users and websites.
3. The deputy imperial edict was robbed, burned badly and disappeared. Things have already spread around the city. Ge Luofeng sent many people to search for Li Wan, but there was no news for a day and a night.
4. In America, it is like looking for a needle in a haystack to find the organ of the deceased who matches the patient.
It's like looking for a needle in a haystack.