A flight of stairs
一段楼梯
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
stairs
[[stɛəz]]
n. 楼梯
🗣️ 情景例句
Have you ever been to Niagra Falls?
你去过尼亚拉加瀑布吗？
Old wood is best to burn,old book to read.
老柴好烧，老书宜读。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。