However, RFID is still a long way off replacingbar codes.
但是RFID要想取代传统条码，还有很长的路要走。
2
It's not as easy to modify a JMenuBar; there's no interface for removing or replacing individual menus from the bar.
修改JMenuBar没有这么容易；没有从工具栏上删除和替换单个菜单的接口。
3
The net result is that I changed the order of the parameter bindings, such that, if you renamed /foo to /bar, I ended up replacing /bar with /foo in all paths starting with /foo/.