如果你的电脑有耳机和麦克风还有网络连接的话，你就可以在聊天室中听并交流。

If you have headphones and a microphone along with your computer and Internet connection, you could listen in on a video chat room.

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形形色色的无线技术包括“第三代”或称3g、网路、无线还有蓝牙，几乎使网络连接无处不在。

And a variety of wireless technologies including "third-generation", or 3g, networks, Wi-Fi and Bluetooth have made it possible for people to stay connected to the Internet almost everywhere.

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例如，假设类中的每个测试都使用一个数据库连接、一个网络连接、一个非常大的数据结构，或者还有一些对于初始化和事情安排来说比较昂贵的其他资源。

For instance, suppose each test in the class USES a database connection, a network connection, a very large data structure, or some other resource that's expensive to initialize or dispose of.

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例如，假设类中的每个测试都使用一个数据库连接、一个网络连接、一个非常大的数据结构，或者还有一些对于初始化和事情安排来说比较昂贵的其他资源。

For instance, suppose each test in the class USES a database connection, a network connection, a very large data structure, or some other resource that's expensive to initialize or dispose of.

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