音标发音英式音标 [ˈrɒ.sti]美式音标 [ˈrɑː.sti]英式发音 美式发音 基本解释（源于瑞士的）薯饼。同根派生 英英字典剑桥英英字典 a dish, originally from Switzerland, consisting of small pieces of potato pressed together into a flat shape and cooked in oil