「atomic number 9」の発音の仕方
「atomic number 9」の独自の発音を追加します
「atomic number 9」の意味と定義
- Noun
a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
同義語: