He put his wiper control in a red metal box that on the outside had the words "For Engineering Tests Only. Do Not Open.".
他将刮水控制器放置在一个红色的金属盒子里，上面写道 “工程测试专用，切勿打开。”。
Service providers in any form (aka cloud providers) need to maintain control over their platform and only Linux and open source allow for that control.
任何形式的服务提供者(又名云提供者)必须保持对他们的平台控制，而只有Linux和开源项目控制允许这样的控制。
Operational control: any external file only designated vendors can operate on it, other vendors can not open the file.
操作可控：任何外发文件只有指定的协作厂商能够对其进行操作，其它协作厂商均无法打开该文件。
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