Flight of stairs
阶梯步级
🧩 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
You're much thinner since the last time I saw you.
你比我上次见你的时候瘦多了。
The black ox has trod on his foot.
祸事临头。
I looked at the map and then at the millimeter.
我看了看地图，又查了一下里程表。