好啊，我们先从字母表学起。你知道韩语字母表是什么时候创造出来的吗？

Sure, let's start with the alphabet. Do you know when the Korean alphabet was invented?

youdao

好啊，我们先从字母表学起。你知道韩语字母表是什么时候创造出来的吗？

Sure, let's start with the alphabet. Do you know when the Korean alphabet was invented?

youdao