cus(foci)

• 焦点

cus(foci)的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 cu:

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