We have also electric wheelchairs to allow people to go faster or easier to different places.

我们还有电动轮椅，让人们可以更快或更容易地到达不同的地方。

And these kind of issues apply across the board in technology… from your phone to toasters to blenders… to electric wheelchairs to your car.

从你的手机到烤面包机到搅拌机，从电动轮椅到你的汽车，这些问题适用于所有的技术领域。

Stephen Hawking used an electric wheelchair to get around, as he had a motor neurone disease, and he also used an electric device to generate speech when he became unable to talk.

史蒂芬·霍金患有运动神经元疾病，因此使用电动轮椅出行，当他无法说话时，他还使用电动装置来产生语音。