He is talking about international roaming-calls placed and received by subscribers when travelling abroad.

他谈论的是国际漫游服务——手机用户在国外旅游时拨打和接收电话。

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A California study found that as many as 45 percent of the emergency calls placed from cell phones in the state were frivolous or prank calls.

一项加利福尼亚州的研究发现，该州用移动电话拨打的紧急呼叫电话中，多达45%的是无谓轻率或者恶作剧。

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Palin has denied the charges, and says she did not coordinate the reported dozens of telephone calls placed by her husband and administration to Wooten's bosses.

佩林否认了这些指控，并说她和她丈夫与Wooten上司之间长达数十页的电话记录毫无关系。

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Voice calls placed on any of these U.S. carriers while roaming in Canada are the same price for in-Canada or Canada-to-U.S. numbers.

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On the second day of the hearing, the court also heard two emergency phone calls placed from the cinema the night of the shooting.

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Calls placed to Adair Farms were not immediately returned.

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