oSurfing the web quickly is a key device feature.

快速浏览网络是设备的关键特性。

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The subcooler is a key device of cryogenic cooling system in High Temperature Superconducting (HTS) cables.

过冷器是高温超导电缆（HTS）低温冷却系统的关键设备之一。

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Thus, as a key device used in optical switching and optical logic, bi-stable laser has been widely studied.

双稳态激光器作为光交换、光逻辑运算的一种重要部件得到了广泛的研究。

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This means that advertisers can use mobile to activate other forms of media, such as TV and out-of-home, or it can be a key device to drive tune-in, product research, or immediate purchase.

FORBES: The Myth Of The 'First Screen'

It is also backwards compatible with USB 2.0, making the key a fast and convenient device.

ENGADGET: Lacie USB 3.0 RuggedKey now shipping: $40 for 16GB, $70 for 32GB

The Samsung attorney also told the jury that they would find no evidence that a consumer would mistake a Samsung device for an Apple one, addressing a key point the jury will need to consider in deciding whether patents were infringed.

WSJ: Apple, Samsung Point Fingers as Patent Case Begins