罗塞塔石碑是值得重视的，因为正如我所说，那上面的是三种不同的字母系统书写的相同文字内容：希腊语，通俗语和象形文字。

The Rosetta Stone was remarkable because, as I said, on it was the same text in three different alphabets: Greek, demotic and hieroglyphic.

youdao

你能读出每一个字母的音，他们发明了自己的字母系统。

You can read every sound that is made, and they produced their alphabet.

youdao

由于迅速采用了字母系统，没过多久，大多数人就看不懂字喃了。

Thanks to the alphabet's rapid adoption, before long, chu nom was incomprehensible to most.

youdao