酒店续房英语叫做 "extend hotel stay" 或 "extend hotel reservation"。来源是英语中 "extend" 这个词，意思是 "延长，延期"。例句：

Can I extend my hotel stay for another night? 我可以把酒店续住一晚吗？

I would like to extend my hotel reservation until Friday. 我想把酒店预订延长到周五。