Little Tuk was no longer lying down: all at once he was on horseback.
现在小杜克已经不躺在床上了，他忽然骑上了一匹马。
Came a stately lady on horseback, who, talking with a young guide beside her, looked eagerly right and left.
一位骑在马上的优雅女士来了，她一边急切地左顾右盼，一边跟她旁边的年轻向导说话。
Without stirrups horse and rider are, in terms of force, separate entities; lances can be used from horseback, but only by throwing or stabbing, and mounted warriors gain only height and mobility.
已安全检测