As to the study method, whether learning banboo flute before or metal flute later, there is never any specialist to teach, his teacher is only some relevant books.

说到学习方式，不论当年学习竹笛还是后来学习长笛，均是以书本为师，没有经过专业老师的指导。

youdao

These Victorian legacies include: reliance on the generalist class teacher rather than specialist subject teachers, lower per pupil funding than in secondary schools, lower status for primary school teachers, a formal education starting age of five, and long summer holidays which are left over from the days when children were needed to bring in the harvest.

BBC: All change for primary schools?

Ms. Britton, a health-care specialist, and Mr. Britton, a middle-school science teacher, live in Wesley Chapel, Fla.

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Another MP and former teacher, Paul Holmes, says that creating a large number of specialist schools will create much more tension in the process of allocating secondary school places.

BBC: Striking a blow for comprehensives