Back in feudal Japan, they were sort of security system.

回到封建日本，它们是一种安全系统。

This uses kind of a virtual digital flashcard system and you can learn new words.

这使用一种虚拟数字抽认卡系统， 您可以学习新单词。

The Apollo 11 landing was about the astronauts, Mission Control, software and hardware all working together as an integrated system of systems.

阿波罗 11 号的降落在宇航员、任务控制中心、软件和硬件的协作下得以成功完成。

We're starting to see unifiers, integrators of the individual systems into this system of systems, which I think can talk to the world and transform the world.

我们开始看到统一者， 将单个系统集成到这个系统的系统中，我认为它可以与世界对话并改变世界。