walk-up building无电梯楼房
Walk-up Dormitory无电梯大楼
walk-up story无电梯楼层
walk-up apartment无电梯公寓;步行上楼式公寓
walk-up multistorey building无电梯的多层建筑
Harry Potter and Leopard-Walk-Up-to-Dragon哈利·波特与豹走龙
N-COUNT（可数名词） A walk-up is a tall apartment building that has no lift. You can also refer to an apartment in such a building as a walk-up. 无电梯的公寓大楼; 无电梯直通的公寓 [美国英语]
She lives in a tiny fifth floor walk-up in New York's East Village.
她住在纽约东村一幢公寓楼5层的一间没有电梯直达的狭小公寓里。