snail-horn

global auto parts sources -... ... Oil –Water Separator（ 油水分离器） : Snail Horn( 蜗牛喇叭) ： Disc Horn( 盘形喇叭) ： ...

_汽车扬声器/音箱/喇叭价格... ... 舒建军（个体经营） ruianheshenglabachang 蜗牛式汽车喇叭 snail horn ...

...“蜗旋” means “involving”. “蜗角” (snail horn)is the horn of snail, which figuratively means little space.