jacky
head teacher 与headmaster都是英国话 ，是美国话里的principal 都是校长。用法一样，没有区别。
headteacher
英 [hed'tiːtʃər] 美 [hed'tiːtʃər]
n. 中小学的校长
head teacher
英 [hed ˈti:tʃə] 美 [hɛd ˈtitʃɚ]
(英国)校长
拓展资料：
双语例句
1. Just as the teacher plays the role of leader in the classroom, so does the headteacher play a leadership role in the school.
在课堂上老师扮演着领导者的角色，同样，在学校里校长也充当着领导者的角色。
2. The children's unruly behaviour incurred the headteacher's wrath.
小学生不守规矩惹得校长发怒.
3. The headteacher of the school reserves a veto over management - board decisions.
学校校长保留对管理理事会决定的否决权.
4. We both liked the Head Teacher's enthusiasm and quiet efficiency.
我们俩都很喜欢主任教师的热情和从容不迫而卓有成效的工作.
5. She's ratted on us here comes the head teacher!
她把我们出卖了--瞧校长都来了!
6. The head teacher told the school at assembly.
校长在全校学生大会上讲话.
