Polyspast
滑车组, 复滑车
🔁 扩展释义
【化】 复式滑车; 滑车组
🗣️ 情景例句
That took place right after the First World War, didn't it?
它就发生在第一次世界大战之后，是吗？
My brother wants to learn how to swim.
我的兄弟要去学游泳。
Many of these obligations can give rise to problems and complications but a bank customer,
其中许多义务往往引起问题和纠纷。