Riderless
a. 没人骑的, 无主的（马）
🗣️ 情景例句
Anytime. Good luck.
不用谢。祝你好运。
David would get up early in the morning to deliver newspaper.
戴维一早起床就去送报纸。
I'll have to check to see if we can handle that.
我得查查看我们是否付得了这么多。、