beaten aluminium

• 铝片

beaten aluminium的用法和样例：

例句

1. It's similar to an ordinary record, except that it's read by a laser beam, and the information recorded on the aluminium is digital.
   它以数字形式把信息记录在铝片上，并且由激光束阅读，除此之外，它和普通的唱片很相似。