Stepped pulley
[机] 塔轮
🧩 词语组成解析
v. 踏；行走（step的过去式和过去分词）
pulley
['pʊli]
n. 滑轮（组），滑车;皮带轮;
v. 用滑轮升起，用滑车推动;给…装滑车;
🗣️ 情景例句
OK. Is that all?
好的。就这样完了吗？
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
I don't want a mink coat!I want to see the world.
我不要貂皮大衣。我要去见风世面。