This is the 10271st most frequent Korean word.
교사는
"교사는" means "teacher is" or "teacher" (subject marker).
In this sentence, '교사는' is used as the subject of the sentence, emphasizing the role of the teacher as the one who delivers knowledge to students.
교사는 학생들에게 지식을 전달합니다.
The teacher conveys knowledge to the students.
Here, '교사는' is again the subject, focusing on the overall importance and role of teachers in society.
교사는 매우 중요한 역할을 합니다.
The teacher plays a very important role.
In this case, '교사는' introduces the qualities expected of a teacher, considering their influence and interaction with students.