wfdy 基本解释 World Federation of Democratic Youth世界民主青年联盟 同首字母单词 w ['dʌbljuː] wa waadt wabble ['wɒbl] wabbly ['wɒblɪ] wabenzi wack [wæk] wacke ['wækə] wacko [ˈwækəʊ] wacky [ˈwæki] waco wad [wɒd]