Developed in the early 1970's, Ethernet has proven to be one of the most simple, reliable, and long-lived networking protocols ever designed.

70年代早期开发的以太网被证明是迄今所设计的最为简单、可靠和使用最久的网络协议之一。

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Objective: to investigate the involvement of gene in the process of lung cancer metastasis, hence providing evidences and data for designing the early diagnosis and therapy protocols.

目的：了解肺癌转移过程中基因的参与，进而为肺癌诊断、治疗提供依据。

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Yes, and some of us do have a very different view about sensible gun education, one where parents teach their children true responsibility at early ages, exposing sons and daughters to extremely stringent safety protocols which carry over into all other aspects of disciplined behavior.

FORBES: Shooting Holes In Mayor Bloomberg's Anti-Gun Propaganda: Ten Bullet Points