开卷的英文：
decoil
- The uncoiler is driven by DC motor through gearbox and equipped with hydraulic and lubricating system.
开卷机由Z4型直流电机通过齿轮箱传动,配有液压系统和润滑系统。 - Open a book may not necessarily be beneficial, if one doesn't do it right, it may cause harm.
开卷未必有益，搞不好还有害。 - The uncoiler and pinch rolls work together delivering the strip end to the shear.
开卷机及夹送辊同步工作送带钢头部至剪切机。 - That is a good book, which is opened with expectation and closed with profit. ——Amos Bronson Alcott
好书开卷引人入胜，终卷使人受益。——亚尔葛特
