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
Are you experienced in office management?
你在企业管理上有经验吗？
Each person follows his own interests.
人人都追求自己的利益。
If it is a long report, it is easy to make changes to the text.
即使是一篇很长的报告，也很容易将原文改动。