metasemiotics

例句：

1. 1. Metasemiotics is a field of study that explores the relationship between symbols and meanings.
   元符号学是研究符号与意义之间关系的学科。
2. 2.In metasemiotics, researchers study how symbols are used to communicate ideas and emotions.
   在元符号学中，研究人员研究符号是如何用来传达思想和情感的。
3. 3.Metasemiotics has become increasingly important in understanding cultural differences and globalization.
   元符号学在理解文化差异和全球化方面变得越来越重要。