出处票 / Source ticket
baded17a49
我们推测壁画曾被某种建筑设施保护《石峁外城东门址和早期城建技术》(2016) 第 90 页 · 第 25–26 行 / lines 25–26
两家读过 · 一致 / Read by two readers · agreed
料的提交 / Source commit: b190ae1c
取票时刻 / Taken at:
重取自 / Re-taken from c5a5ee6493 ·
用了它的句子 / Sentences using it
一篇文章推测：白灰面不防水，壁画当初应有某种建筑设施遮护。 门 · 石峁 · Gate · Shimao →
One article reasons that lime plaster is not waterproof, and conjectures that the paintings were once sheltered by some built structure. 门 · 石峁 · Gate · Shimao →