经过几分钟的准备，研究员凯文·贝奇被放进大脑扫描仪，在那里他可以抬起头来看到一个屏幕画面。
After a few minutes of preparation, researcher Kevin Bache settles into the brain scanner, where he can look up and see a screen.
这块铁疙瘩就是机械史的奇迹，安提凯希拉天体仪，在1900年发现于距希腊海岸线不远的一艘沉船上。
This mechanical wonder was found by a diver exploring a shipwreck off the coast of Greece in 1900.
凯丽：您是要用投影仪做项目讲述吧？
Kelly: Oh, you need the overhead projector for your presentation?
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