This is something that is rarely, if ever, done in commercial MMO apps.

They are a constant resource and a support network even though I rarely ( if ever) see them in person.

尽管这个圈子里的人我几乎都没有见过面，但她们总是能提供有效的资源和支持。

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Yet research has shown that locks are rarely, if ever, contended for.

然而研究表明，锁很少被占用。

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Am a perfectionist and rarely if if ever forget details.

是一个完美主义者，而且很少如果忘记细节。

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Processes are common in multi-user systems but are rarely, if ever, found in embedded systems.

进程在多用户系统中，但少有地，如有可能，也可在嵌入式系统中。

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He rarely, if ever, goes out.

他很少外出。

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And that rarely, if ever, caused anything like the Scientific Revolution.

而这些事件的结果却很难，或根本不能，与科学革命同日而语

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It rarely, if ever, passes from one person to another.

该病毒很少且几乎不会在人群中直接传播。

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Rarely, if ever, does he sidestep a question

他极少逃避问题。

柯林斯高阶英汉双解学习词典

The study conducted by Brown University Associate Professor Yuka Sasaki and graduate student Aaron Berard, pitted nine avid gamers against a control group of nine individuals who had rarely if ever, played video games.

布朗大学副教授Yuka Sasaki和研究生Aaron Berard共同开展的这项研究，他们挑选了9位游戏玩家与9位很少玩或不玩游戏的人进行对比研究。

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And while corporate ferry travel is rarely if ever prolific enough to justify negotiated fare deals, operators do offer discounts and sometimes other benefits to frequent customers.

虽然商务人士乘轮渡出行很少，假如多到足以有理由去商定差费协议，那么运营商肯定会向常客提供折扣，有时会提供其它好处。

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Never mind that this may be somewhere in the sticks that children have rarely if ever visited, and where they may have no close relatives.

更不用说户口在某个偏远地区的孩子几乎没有回到过自己的家乡，他们在那儿可能没有亲近的亲属。

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From the days of Leopold, Congolese resources rarely if ever have benefited the people of Congo.

从利奥波德时代起，刚果的资源就很少造福刚果人。

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RARELY if ever has a company risen so fast in so many ways as Google, the world's most popular search engine.

作为全世界最流行的搜索引擎，Google在如此多的方面以如此快速度的增长，是很少有公司曾经达到的。

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These cables, especially the power cable, rarely if ever go bad, but I have replaced a data cable or two.

尽管这些电缆很少出现问题，尤其是电力电缆，但我应经换了一两条数据电缆了。

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All of this will occur quite quickly, and you will rarely if ever look back at this period of time.

所有这些都将快速清楚的发生，而你将几乎不再回头看。

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Then there is the challenge of how to foster a sense of common purpose and camaraderie among workers who join forces over web-based platforms yet rarely, or never, meet in person.

那么，这里就存在着一个挑战：如何帮助那些在网络平台上通力合作、却很少甚至从未谋面的员工建立起共同使命感和同事情谊。

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In some of his own research, Zeff says that highly sensitive men he interviewed from other countries such as Thailand and India were rarely or never teased, while highly sensitive men he interviewed from North America were frequently or always teased.

泽夫博士在研究中采访过来自其他国家的高敏感人群，比如泰国和印度的高敏感的人很少或者几乎没被别人取笑过，而北美的高敏感人群经常被作为取笑的对象。

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A fifth said that their manager only seemed to start thinking about the appraisal once the meeting had started, while a similar proportion said that their boss rarely or never bothered to act on anything that had been discussed.

五分之一的人表示，自己的经理似乎在会谈开始时才开始想评估的事；还有相同比例的人表示，他们的老板很少或从不费心做任何已经讨论过的事。

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Since code check-ins occur multiple times a day, programmers in a continuous integration environment rarely or never make changes to the code that will cause them to be more than a few hours from a stable build.

由于每天要进行多次代码检入，处于集成环境中的程序员很少或从不改变引起不稳定构建的代码。

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For example, after long journeys on dusty roads or on short journeys in the winter when the engine rarely or never reaches its operating temperature.

例如，在尘土飞扬的道路长途或当发动机很少或从未达到其工作温度的冬季短途后。

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