音標發(fā)音英式音標 [?s?m ?kɑ?d]美式音標 [?s?m ?kɑ?rd]英式發(fā)音 美式發(fā)音 基本解釋（移動電話中的）SIM卡，用戶識別模塊。同根派生 SIM card相關詞英英字典劍橋英英字典 a plastic card in a mobile phone that contains your personal information and that allows you to use the phoneSIM card劍橋字典SIM card柯林斯字典