名词氩
1. 氩 aril 假种皮：argininosuccinic acid|精氨(基)琥珀酸 | argon|氩 aril|假种皮 | arithmetic average deviation|算术平均偏差
2. 南船星座：11archipelagon. 群岛 | 12argon. 南船星座 | 13arroyon. 小河,小溪,枯干的河道
1. 氩
Argon is an inert gas which exists in very small amounts in the atmosphere. It is used in electric lights.
noun
1. a colorless and odorless inert gas
one of the six inert gases
comprises approximately 1% of the earth's atmosphere
Synonym: Ar atomic number 18