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
Thank you, that was a great meal.
谢谢，真是一顿好饭。
An evil lesson is soon learned.
学坏容易。
When he landed near Dover, the first person to greet him was a local policeman.
当他在多佛着陆后，第一个迎接他的是当地一名警察。