相关单词同义词threshold, window, ledge, 近义词 ledge 架状突出物, shelf 架子, ridge 脊, projection 投影, windowsill 窗沿, shoulder 肩膀临近词silly, silky, Sills, Silla, siller, sillar, Sillen, Sillcox, Sillers, sillock, Sillito, Sillian相似词silken, silkscreen, silkworm, silky, silliness, silly, silly billy idiom, silly season, 返回 sill