And the educational principle of children called high quality with low cost recently had been put forward, which especially emphasized taking full advantage of material.

近几年提出的“低成本、高质量”幼儿教育原则中，更是重视对材料的充分利用。

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And the educational principle of children called high quality with low cost recently had been put forward, which especially emphasized taking full advantage of material.

近几年提出的“低成本、高质量”幼儿教育原则中，更是重视对材料的充分利用。

youdao