哈希（Hash）函数在中文中有很多译名，有些人根据Hash的英文原意译为“散列函数”或“杂凑函数”，有些人干脆把它音译为“哈希函数”，还有些人根据Hash函数的功能译为“压缩函数”、“消息摘要函数”、“指纹函数”、“单向散列函数”等等。 -Hash (Hash) function has many translations in Chinese, some in English under the original Hash translated as " hash function"　or " hash function" , some people just transliterated it as a " hash function" , some people under Hash function has translated as " compression function" , " message digest function" , " fingerprint function,"　" one-way hash function"　and so on.