比如给手机充值，或者给公共交通卡充值。 经常我们会去移动大厅或者买充值卡（top-up card）给手机充钱。
Top up has come to mean putting more credit into a mobile phone account or a public travel card.
比如给手机充值，或者给公共交通卡充值。 经常我们会去移动大厅或者买充值卡（top-up card）给手机充钱。
Top up has come to mean putting more credit into a mobile phone account or a public travel card.
应用推荐