Stair-step
楼梯踏步
🧩 词语组成解析
stair
[stɛə]
n. 楼梯;（楼梯的）一级;
step
[stɛp]
n. 步，脚步;步骤，手段;步调;级别;
vt.& vi. 举步，行走;踩，踏上;跨入;轻快地走;
vi. 踏，踩;走;
vt. 跳舞;迈步;使成阶梯状;
🗣️ 情景例句
It's an album of pictures of the United States:
是关于美国的
Did the chicken come before the egg?
先有鸡还是先有蛋？
Is everyone here? asked Mother.
“都到齐了吗？”母亲问。