For example , until recently , if I wanted to pay for my yu hsiang broccoli with a credit card , the delivery guy would have to go back to his car to retrieve a manual imprinter and a ballpoint pen .

举个例子，直到最近，我要是想用信用卡为我的鱼香芥兰付款，送货员还得回到他车里取来手动拉卡机和一支圆珠笔。