Living in a hotel, we have no choice but to pay much more for telephone service than what a private line in an ordinary house would cost.
住在宾馆里，我们要付的电话费比一般家庭的电话费要高，但我们别无选择。
The POTS service unit provides plain ordinary telephone services and audio dedicated line services.
POTS业务单元提供普通的电话业务，音频专线业务。
The POTS service unit provides plain ordinary telephone services and audio dedicated line services.
POTS业务单元提供普通的电话业务，音频专线业务。
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