英语词汇“atomic number 57”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

atomic number 57

释义

Noun: atomic number 57

A white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth
- lanthanum, La

Type of: metal, metallic element

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