flight of stairs

基本解释

Daily activities, such as walking up a short flight of stairs or carrying a suitcase, can become very difficult as the condition gradually worsens.
随着病情的逐渐恶化，像爬一段较短的楼梯或提一个手提箱这样的日常活动，都会变得非常困难。
Then came the day when she heard a heavy footfall on the first landing, heard somebody running frantically up the first flight of stairs, heard a man’s voice shouting something.
直到有一天，她听到楼梯口传来沉重的脚步声，听到有人慌慌张张跑上第一层的楼梯，还听到有人在叫喊着些什么。
Then you come in here complaining about your knees hurting, your back is killing you, your feet ache, and you can’t breathe when you walk up half a flight of stairs.
可是你来我这里抱怨你的膝盖疼，你的背痛的要死，你的脚也酸痛，你还没上了半截楼梯你就喘不上气来了。

He will carry his cello and stool down the narrow flight of stairs to the empty street.
NPR: Excerpt: 'The Cellist Of Sarajevo'
Threw me down an entire flight of stairs, my head went through the dry wall on the bottom.
FORBES: Move up http://i.forbesimg.com t Move down