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
No, it's not taken.
没有 ，没人坐。
It's time for class.
上课时间到了。
In August, she was struck by a very heavy storm during which her rudder was torn away.
8月份“卡蒂萨克”号遭到一场特大风暴的袭击，失去了一只舵。