A spiral stair
螺旋式楼梯
🧩 词语组成解析
spiral
['spaɪrəl]
n. 螺旋（线）;旋涡;螺旋形物;（足球运动的）旋球;
v. 使成螺旋形;螺旋式的上升（或下降盘旋上升（或下降）;
adj. 螺旋形的;盘旋的;盘旋上升的;
stair
[stɛə]
n. 楼梯;（楼梯的）一级;
🗣️ 情景例句
Yeah.
是的。
I worked at the restaurant this morning.
我今早在餐厅工作。
It's a waste of time reading that book. It's rubbish.
看那本书真是浪费时间。那简直是垃圾。