20:22, 27 февраля 2026Силовые структуры
events in another app.，更多细节参见一键获取谷歌浏览器下载
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What I found is that written evidence for knocking on wood (and for the history of gesture as a whole) is remarkably sparse. In the Penguin Guide to Superstitions, folklorist Steve Roud offers a skeptical take on the provenance of knocking on wood due to the near total absence of written records about it:
Philippa RoxbyHealth reporter，详情可参考51吃瓜