As soon as you sit in it in the automobile seat, eight couples electromagnetically and measures your brainwaves.
你一坐在汽车座椅上,就会有八对电磁对你的脑电波进行测量。
英语百科
Car seat
A car seat is the seat used in automobiles. Most car seats are made from inexpensive but durable material in order to withstand prolonged use. The most common material is polyester.