metallic alkaline element, 1807, coined by English chemist Humphry Davy from soda; so called because the element was isolated from caustic soda (sodium hydroxide). The chemical symbol Na is from natrium, alternative name for the element proposed by Berzelius from natron, a name of a type of soda.
例文
1. The scientific name for common salt is sodium chloride.
食塩の学名は塩化ナトリウムである。
2.Common salt is made up of 40% sodium and 60%chloride.
食塩は40%のナトリウムと60%の塩化物から構成されている。
3.The fish or seafood is heavily salted with pure sodium chloride.
魚や魚介類は厚い純塩をつけて塩漬けにした。
4.Common salt is a compound of sodium and chlorine.