About the Authors

Zhiyu Liu

Roles Conceptualization, Formal analysis, Methodology, Project administration, Software, Writing – original draft

Affiliation College of Foreign Languages, North China University of Science and Technology, Tangshan, Hebei, People’s Republic of China

Dawei Sun

Roles Validation, Writing – review & editing

Affiliation College of Foreign Languages, North China University of Science and Technology, Tangshan, Hebei, People’s Republic of China

Lei Zhang

Roles Data curation, Formal analysis, Visualization

Affiliation College of Foreign Languages, North China University of Science and Technology, Tangshan, Hebei, People’s Republic of China

Xianzhi Wang

Roles Data curation, Project administration, Supervision, Validation

Affiliation Department of International Cooperation, North China University of Science and Technology, Tangshan, Hebei, People’s Republic of China

Yanchao Yang

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

yangyanchao@mmc.edu.mo

Affiliation Institute of International Language Services Studies, Macau Millennium College, Macau SAR, People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.