问题描述：
英语翻译
“The XDA allowedour controllers to double the number of drivers they could manage from 20-40,”he says.The device also allowed CitySprint to report back to its customers onthe status of the delivery.
“The XDA allowedour controllers to double the number of drivers they could manage from 20-40,”he says.The device also allowed CitySprint to report back to its customers onthe status of the delivery.
问题解答：
我来补答展开全文阅读