A free phone service offers tourists multilingual assistance 24 hours a day.

One example would be a cable company providing phone service or a phone company providing video services.

例如，有线电视公司提供电话服务或一家电话公司提供图象服务。

Practice of Operating VIP Consumers' IP Phone Service on Radio and TV Network

广电网大客户IP电话运营实践

China Telecom Introduced IP Phone Service

中国电信推出IP电话业务

Replace your cell phone service and, of course, is just the beginning.

更换您的手机服务，当然，仅仅是开始。

so that they can become motorcycle repair people, or mobile phone service people.

这样他们就可以成为摩托车维修工人，或者手机服务人员。

Where can provide the mobile phone service?

哪里提供手机充电服务？

Development of IP Phone Service in China

中国IP电话业务的发展

I have no Internet access and no cell phone service.

我不能上网，不能打手机。

We have no phone service.

我们没有电话服务。

First this paper introduces the configuration, experimental results and key technologies of the 10 Tbit/ s, ultra-DWDM systems of the largest capacity in the world. Finally, the paper reviews key technologies of the two 10Tbit/ s Ultra-DWDM systems.

本文首先介绍了当今世界上最大容量的10Tbit／s的超密集波分复用系统的配置、试验结果和关键技术，最后对10Tbit／s超密集波分复用系统的技术核心作了综述。

The research appears in the journal Nature Photonics. [ David Hillerkuss, "26 Tbit s − 1 Line-Rate Super-Channel Transmission Utilizing All-Optical Fast Fourier Transform Processing"]

该技术发表在了《自然•光子学》杂志上[David Hillerkuss，“26Tbit s−1Line-Rate Super-Channel Transmission Utilizing All-Optical Fast Fourier Transform Processing”]。

The optical switch based on QD-SOAs have been proved to be potential in ultra-fast ( 100Gbit/ s or even Tbit/ s) optical commutation system.

证明了基于QD-SOA的MZI型光开关具有应用于100Gbit/s乃至Tbit/s的超高速光通信系统中的可能。

This paper aims at the design and implementation of BGP/ MPLS VPN in Tbit Router, while Multicast supporting Algorithms is researched.

本文深入研究了T比特路由器中BGP/MPLS VPN技术的设计、实现问题以及组播支持算法。

Multi-wavelength light source that generated by the concatenated modulator is a promising coherent light source technology in the future Tbit/ s optical communication.

表明级联调制器产生的多波长光源在未来的Tbit/s光通信中是一项很有前景相干光源技术。

With the development of OTDM and DWDM technologies, the optical communication system is evolving towards the Tbit/ s class.

实用化的光通信系统在光时分复用（OTDM）和DWDM技术的推动下，其容量正有条不紊的向Tbit/s级发展。

Recent progress of Tbit/ s optical transmission Systems

Tbit/s超大容量光纤通信系统的研究进展

All their family records were preserved, and all their family jewels and things, everybody knew where they were.

他们的所有家庭记录都被保藏了下来，对于他们的家族珠宝和其他东西，每个家庭成员都知道他们在哪里。

Speaking of, have you given any thought to what might happen if this doesn't work and the Dodger absconds with your family jewels?

说到这，你想过如果这没用，幕后者还把你的珠宝卷跑了怎么办么

These are just a few examples of how we can be an "open company" without giving away the family jewels for free.

这些例子都表明了我们如何在不免费送出“传家之宝”的同时，又成为一家开放的企业。

This was like a home invasion where after taking the family jewels the hackers set the house ablaze, he said.

这就像入室盗窃，在拿走家里的珠宝后，黑客们还放火烧了房子，他说。