如何理解How long before food dropped on the ground is off-limits?

来源：百度知道 编辑：UC知道 时间：2024/05/22 14:08:08
How long before food dropped on the ground is off-limits?
光知道单词还是不明白阿，整句是个啥意思丫？

off-limits(US)=out of bounds

off-limits
adj.
1. 【美】禁止进入的;禁区的

out of bounds (to sb)
1.【英】(指某地方）禁止（某人）入内; 谢绝（某人）参观:
eg.The town's pubs and bars are out of bounds to troops. 军人不得进入城里的酒馆和酒吧.