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:
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，详情可参考搜狗输入法2026
light.position.set(-1, 2, 4);
Testing told me I used ~3,500 bytes for each frame - at 10 FPS, that’s ~35 KB/sec. While a nice T1 line could handle that, it’d easily saturate a 56k modem. And supporting even 1,000 clients would mean pushing 35 megabytes a second - way too much!
BBC中文訪問上述網站，現名為「漢奸展覽館」，首頁大字寫道「揭露偽裝，還原真相」，當中收錄超過100名中國異見人士，其中一人是網名為「李老師不是你老師」的李穎。