•凯
•凯
•凯
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"Capital spending is very high and the cost of operating is pretty high, " says Eb Keshavarz, head of business development at AT&T.
“资本支出非常高,运营成本也很高,”AT&T商业发展主管埃布•凯沙瓦茨(EbKeshavarz)称。
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