A first band gap between the first blocking layer and the charge trapping layer is larger than a second band gap between the second blocking layer and the charge trapping layer.

第一阻挡层和电荷俘获层之间的第一带隙大于第二阻挡层和电荷俘获层之间的第二带隙。

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A first band gap between the first blocking layer and the charge trapping layer is larger than a second band gap between the second blocking layer and the charge trapping layer.

第一阻挡层和电荷俘获层之间的第一带隙大于第二阻挡层和电荷俘获层之间的第二带隙。

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