national roaming

基本解释

The roaming rate consists of the national rate and a surcharge element.
漫游费由国内资费及附加费构成。
After reducing the tariffs for calling other national networks by more than 60 per cent, roaming traffic among the EAC member countries immediately reached staggering numbers.
在将拨打国外网络的电话费率降低逾60%之后，东非共同体成员国之间的漫游量立即达到惊人的数字。
All along, he had maintained an active field program, roaming into the California deserts, the Yosemite and Sequoia National Parks, and as far away as Alaska and Mexico in search of wild flies.
一直以来，他一直保持了积极的外地项目，漫游到加州的沙漠，在约塞米蒂和红杉国家公园，和远在阿拉斯加和墨西哥寻找野生苍蝇。
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