The notice to Notes to Chronic Poetry in Dunhuang was a point of research of Zhao Gu.

另外，对敦煌残卷本《读史编年诗》的关注，成为赵嘏研究的一个亮点。

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"I asked Gu: if people don't want to show their faces, what should I do?" Zhao says.

赵亮说：“我曾问过顾长卫：如果他们不愿意露面，我该怎么办。”

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