Provide blanket mobile-broadband coverage, which is expensive for a single operator in.

动宽带覆盖范围，这是很昂贵的单一运营商在农村地区。

youdao

Provide blanket mobile-broadband coverage, which is expensive for a single operator in.

动宽带覆盖范围，这是很昂贵的单一运营商在农村地区。

youdao