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.”
Израиль нанес удар по Ирану09:28
。关于这个话题，heLLoword翻译官方下载提供了深入分析
Цены на нефть взлетели до максимума за полгода17:55
Гангстер одним ударом расправился с туристом в Таиланде и попал на видео18:08
若把这些品牌放在一线城市，它们只是商场和社区里再寻常不过的商品，但放在皖北这座三线小城阜阳，却像一串从手机屏幕里掉出来的词。