seyn.一块牛肉SEabbr.东南；音响效果；二次发射；标准英语（= southeast；sound effect；seconday emmision；standard English)Sevser塞夫塞尔Sebertn.西博特Sevres塞夫勒(法国城市)Sekkat塞卡特Sefert塞费尔Segati塞加蒂Seglie塞列Seferi塞费里Sevdir塞夫迪尔Sekiya关谷