The “Knocking on Wood” Wikipedia page mentions Roud’s conclusion, and this claim of a 19th century origin has circulated online as the final say on the matter. If you go back to the original, though, Roud’s proposal actually ends on an ambivalent note: “Before this theory [of 19th century origins] can be finally accepted, however, an examination of the history of European forms of this custom would be advisable.”
第一百一十二条 公安机关作出治安管理处罚决定前，应当告知违反治安管理行为人拟作出治安管理处罚的内容及事实、理由、依据，并告知违反治安管理行为人依法享有的权利。
，更多细节参见同城约会
Our digitised version of the FT newspaper, for easy reading on any device.。safew官方版本下载对此有专业解读
+get(url: str) str，这一点在夫子中也有详细论述