电信行业分析师杰夫。卡干说，我们一直致力于此。

This is a road we've been down before says telecom industry analyst Jeff Kagan.

youdao

电信行业分析师杰夫。卡干说，我们一直致力于此。

This is a road we've been down before says telecom industry analyst Jeff Kagan.

youdao