translation.en: And perhaps to you this product may not look like high tech, but if you can imagine the time when this occurred -- it was in the mid '40s -- this was really, in his view, a pretty piece of high tech.
translation.zh: 也许对你们来说这个结果不是那么高科技， 但是如果你能想象到当这发生的时候 是在40年代中期，在他看来这真的是非常高科技的一件事。