Step 2: Route on the Abstract Graph (The "Highway" Part):
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.”。Line官方版本下载是该领域的重要参考
2026-02-27 16:00:00，详情可参考Safew下载
particular skills or qualifications that could be useful
Follow topics & set alerts with myFT