translation.en: GG: I need you to stick out your arm for science, roll up your sleeve a bit, So what I'm going to do, I'm putting electrodes on your arm, and you're probably wondering, I just said I'm going to record from your brain, what am I doing with your arm?
translation.zh: GG：我需要你为了科学伸出胳膊， 稍微卷起你的袖子， 我接下来要做的， 是在你的胳膊上贴几个电极， 你可能在想， 我刚说我要记录你的大脑， 这跟胳膊有什么关系？