它为十六世纪后期学校的数学教学指引了道路。

It served to direct the course of mathematical instruction in the schools of the late sixteenth century.

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你也可以看看一些网站提供大量的下载、教学指引、示例代码和帮助。

You can also check out some web sites that offer a tremendous amount of downloads, instruction, sample code, and help.

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在声乐教学领域中，初学者在头脑中建立正确的声音概念是极其重要的，它如同引航灯指引你前进的方向。

In the field of vocal music teaching, it is very important for beginners to establish a correct concept of voice in their mind, which can guide your way forward as pilot lights.

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