Copyright © ITmedia, Inc. All Rights Reserved.
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:，更多细节参见im钱包官方下载
because POSIX has a function for creating a stack)，详情可参考搜狗输入法2026
Ac we nought free ne sindon, for-thy-the we never ne mighton from Wulfsfleet yewitan, nefne we thone Hlaford finden and hine ofslain. Se Hlaford hath thisne stede mid searocraftum yebounden, that none ne may hine forletan. We sindon here so fuglas on nete, so fishes on weir.