CU

控制器、立方、使用者佔用

銅(29號元素)

學術名詞

• 特寫：新聞傳播學
• 銅：電子工程

英文釋義

1. a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor