monatomic molecule 单原子分子
monatomic gas 单原子气体
monatomic acid 一元酸
monatomic gases 单原子气体
molecule monatomic 单原子分子
monatomic base 一价碱
"helium and argon are monatomic gases"
同义词: monoatomic
以上来源于: WordNet
ADJ (of an element) having or consisting of single atoms (元素)单原子的 [chem]
argon is a monatomic gas
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