I was riding Kevin's wife's bike. She took up the pillion seat behind Kev.
我驾驶的是凯文妻子的摩托车,她则坐在凯文的后座上。
2
It probably is best not to fiddle with switches or controls when riding in the back seat of an air force plane.
坐在空军飞机的后座椅时最好不要随便拨弄任何开关或操纵装置。
3
Simulating computation of motor vehicle seatriding comfort is carried out and rigidity and damping property of seat optimized by establishing automotive dynamics model of seven degrees of freedom.