汉语“了”和泰语“????”在各自语言当中都是使用频率极高的词,二者在读音、词义、句法结构上都有许多相似相同之处,但也存在差异。本文将现代汉语“了”和泰语“????”的用法及语法化过程进行对比研究。即通过对比分析现代汉语“了”和泰语“????”的用法及语法化过程能帮助我们更好地发现汉泰两种语言相似背后的差异性,反之,我们也 Chinese “and ” and Thai “???? ” are the most frequently used words in their own languages, both of which have many similarities in pronunciation, word meaning and syntactic structure, but also exist difference. This article compares the usage and grammaticalization of modern Chinese and “Thai” with Thai. That is, by comparing and analyzing the usage and grammaticalization of modern Chinese and Thai and “”, we can help us to better discover the differences between the similarities between the two languages ​​of Han and Thai. On the contrary, we also