Your host family is not obligated to let you use their telephone for long distance calls.

您的寄宿家庭没有义务让你使用他们的电话的长途电话。

youdao

Meanwhile, distance and voice-based pricing are going away too, so that before long many subscribers will probably pay a fixed monthly access fee for unlimited phone calls and data transfers.

同时，用打电话多少与距离远近订价的方式也会一去不复返，不久的将来许多电话用户很可能只需每月支付一笔额定的接入费，就可以无限制的打电话或传输数据了。

youdao

China's two fixed-line operators, China Telecom and China Netcom, are suffering as consumers defect to mobile phones for local calls and to cheap internet-based services for long-distance calls.

中国两家固定线路运营商中国电信和中国网通正在遭遇用户流失，由于移动电话既可以提供本地通话服务，也可以提供廉价的基于因特网的长途通话服务。

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It calls for America and Russia to each deploy a limit of one thousand five hundred fifty long-distance nuclear weapons -- a cut of about thirty percent.

VOA: special.2010.04.17

Mobilcom, which charges a flat rate of DM0.19 a minute for long-distance calls in Germany (a third of Deutsche Telekom's peak rate), is so popular that most customers trying to reach its network find only a busy signal.

ECONOMIST: Deutsche Telekom

Last time you checked out of a hotel, I'll bet, you were gouged for your long-distance calls.

FORBES: Magazine Article

Price competition in the voice market is ferocious Sprint itself started a price war in July when it began charging five cents a minute for domestic long-distance calls.

ECONOMIST: The telecoms end-game