look for a needle in a haystack英语标准发音：look for a needle in a haystack英式发音：美式发音：翻译中文大海捞针look for a needle in a haystack - 基本释义[词典1]大海捞针 参考资料： 1.百度翻译：look for a needle in a haystack2.有道词典：look for a needle in a haystack3.爱词霸：look for a needle in a haystack
