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.

• 有延展性的红棕色金属元素，具有防腐蚀性，抗磁性，存在于许多材料中，是唯一一种以大块状大量存在的金属，用作电和热的导体。