Tay sign

例句：

1. 1. The Thai people use a unique sign language to communicate with each other.
   泰国人使用一种独特的手势语言来彼此交流。
2. 2. In the Thai Sign Manual System, each gesture has its own meaning.
   在泰式手势系统中，每个手势都有其特定的含义。
3. 3. The Thai Sign Manual System is widely used in Thailand and other countries where Thai is spoken.
   泰式手势系统在泰国及讲泰语的国家广泛使用。