translation.en: But if you remove the arm, you simply anesthetize my arm, so you put an injection into my arm, anesthetize the brachial plexus, so the arm is numb, and there is no sensations coming in, if I now watch you being touched, I literally feel it in my hand.
translation.zh: 然而，当你移除你的手臂时， 或者向你的手臂注射麻醉剂， 从而麻醉臂丛神经 使你无法感觉到你的手臂的时候， 假如你现在观看他人手掌被触碰， 你的手掌也会有被触碰的感觉。