Why do you think your automobile tyres stand up on the road and take so much punishment? At first, the manufacturers tried to make a tyre that would resist the shocks of the road. It was soon cut to ribbons.
为什么你认为你的汽车轮胎在路上站起来并受到如此多的惩罚?起初,制造商试图制造一种能够抵抗道路冲击的轮胎。它很快被剪成丝带。