大海捞针

dà hǎi lāo zhēn

a needle in a haystack

Character by character

大dà
great

海hǎi
sea

捞lāo
fish out

针zhēn
needle

在这么多人里找他，简直是大海捞针。

Finding him in this crowd is like looking for a needle in a haystack.

Tone: neutral.

Often 如同/简直是大海捞针.

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