Backing pulley
[机] 回行皮带盘
🧩 词语组成解析
backing
[['bækiŋ]]
n. 后退, 衬背, 后援, 支持者\\n[化] 衬垫
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
So was my night.
晚上也还不错。
Grasp all, lose all.
贪多必失。
He has worked there since it opened in 1989.
从1989年这家工厂开办起，他就在这儿工作。