习惯用语tongue twister1.拗口令特殊用法double twister1.倍拈拈线机doubler twister1.并拈机double-deck twister1.双层拈线机down twister1.帽锭[环锭, 下行]拈线机flyer twister1.翼锭拈线机ring twister1.环锭捻丝机