https://orcid.org/0000-0002-4592-6750
About the Authors
- Xuhui Hu
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Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Software, Writing – original draft, Writing – review & editing
Affiliations School of International Education, Shantou University, Shantou, China, School of Chinese as a Second Language, Peking University, Beijing, China
- Jian Gao
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Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – review & editing
* E-mail: jgao@stu.edu.cn
Current address: School of International Education, Shantou University, 243 Daxue Road, Jinping District, Shantou, Guangdong Province, China
Affiliation School of International Education, Shantou University, Shantou, China
Competing Interests
The authors have declared that no competing interests exist.