在项目中，母亲们带领她们的婴儿来到课堂上，每个月一个小时，一个学年共九个月，在课堂上有一个经过训练的老师来在场指导。

It involves having mothers bring their babies into classrooms for an hour a month for nine months of the school year, with a trained instructor present.

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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。

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.

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所有的提案都必须经过指导老师的核准。

All project proposals must be approved by the instructors.

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所有的提案都必须经过指导老师的核准。

All project proposals must be approved by the instructors.

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