在线词典大海捞针在大海里捞一根针。比喻极难找到。拼音dà hǎi lāo zhēn解释在大海里捞一根针。比喻极难找到。近义词难如登天、海中捞月反义词易如反掌、轻而易举、唾手可得英文释义lit. to fish a needle from the sea; to find a needle in a haystack (idiom)