1. If you want to know how to say “老师” in English, the answer is “teacher”. This is a simple and direct translation of the Chinese word. However, the role and responsibilities of a teacher in China may differ from those of a teacher in an English-speaking country.

2. In English-speaking countries, a teacher is typically responsible for delivering lessons, setting assignments and marking work, maintaining classroom discipline, and assessing student progress. They may also be involved in extra-curricular activities, such as sports, drama, or music clubs.

3. In addition to their instructional role, a teacher may also act as a mentor, counselor, and role model for students. Teachers are expected to provide guidance and support to their students, and to be able to identify and address any issues that may be hindering their academic progress or personal development.

4. There are several different types of teachers in English-speaking countries, including primary school teachers, middle school teachers, high school teachers, and university professors. Each of these roles requires different qualifications and experience, and may come with different levels of responsibility and compensation.

5. In summary, the English word for “老师” is “teacher”. However, being a teacher in an English-speaking country involves much more than just delivering lessons. It is a multi-faceted role that requires not only subject matter expertise, but also interpersonal skills, adaptability, and a deep commitment to helping students learn and grow.