n. the back of a horse
r. on the back of a horse
n. 马背
adv. 在马背上, 骑在马上
1. I love riding horseback through the beautiful countryside.
我喜欢骑马穿越美丽的乡村。
2. She learned to write her name while sitting on horseback.
她在骑马时学会了写自己的名字。
3. They went horseback riding during their vacation in the mountains.
他们在山里的假期里去骑马。