But despite the apparently frictionless transfer of money through the air, making a money-transfer system work smoothly requires a great deal of backstage effort.
尽管通过手机完成转账业务不会造成明显的冲突，但要使转账系统运行顺利的话，需要在幕后付出大量的心血。
But despite the apparently frictionless transfer of money through the air, making a money-transfer system work smoothly requires a great deal of backstage effort.
尽管通过手机完成转账业务不会造成明显的冲突，但要使转账系统运行顺利的话，需要在幕后付出大量的心血。
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