銅 Copper

原子番号２９番の元素は銅「Cu」。

Copper is a ductile metal with excellent electrical conductivity.  Copper is also an essential nutrient to animals and plants, and found in various enzymes.

単語ノート

ductile：延性のある
electrical conductivity：電気伝導度
essential：必須の
nutrient：栄養素
animal：動物
plant：植物
enzyme：酵素