Proto-Elamiteis the world's oldest undeciphered script - assuming that it really isa fully developed writing system, which is by no means certain.

如果原始埃兰文字是一种具有完备书写体系的文字，那么它就是目前世界上最古老的未破译文字，但这一前提却无法得到确切证明。

The region has a number of undeciphered ancient scripts. Three haveattracted particular interest: Olmec, Zapotec and Isthmian.

这个地区尚有大量未破译的古文字，其中最受关注的三种文字是奥尔梅克语 萨巴特克语和地峡文字。