Even though he was sure the design was sound, he built two prototypes of the TransHab module and demonstrated their resilience in a swimming pool and a vacuum chamber.

尽管施耐德确信这种设计相当合理，但他还是建造了两艘空间站的原型，并命名为TransHab，他在游泳池和真空室中分别试验了TransHab的弹性。

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Or the question may sound like: Where is the token coming from if we only have a custom inbound login module, and why is there no custom outbound login module as well?

或者，问题听起来类似于：如果我们只有一个自定义的入站登录模块，那么这个令牌来自何处，为什么没有自定义的出站登录模块呢？

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Sound process: Built in Hisound audio processing module.

音频处理：内置汉声音响音频处理模块。

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The Video Training Basics are divided into three modules: Camera Module, Sound module and Editing module.

UNESCO: Communication and Information