求地道的翻译，谢谢大虾！

Teacher Certification is a legal warrant issued by nation for teathers who are qualified of teaching .In the territory of the People's Republic China , the staffs who are taking the job of teaching in various schools or other educational institutions have to
possess the certificate .

The teacher credentials are legal certificates offered by nations to citizens who are qualified for teching. In China the personnels staffed in various levels of schools or educational institutinos must have this certificate.

The teacher's qualification certificate is a formal legal document awarded by the government to any citizen who meets the teacher's qualification requirements. Any Chinese citizen who wishes to take a teaching position in all forms and levels of education system must have this certificate.