hǎi​dǐ​lāo​zhēn

to look for a needle in a haystack

Senses

海底捞针/ 海底撈針 hǎi​dǐ​lāo​zhēn to look for a needle in a haystack

(idiom) lit. to fish for a needle at the bottom of the sea; used to describe something that is extremely difficult to find or impossible to achieve

References

same_as 海底捞针/海底撈針 大海捞针/大海撈針
variant 大海捞针/大海撈針 海底捞针/海底撈針