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astatine

美 ['æstəti:n]
英 ['æstəti:n]
  • n.砹(放射性化学元素)
  • 网络石厄;石艾
astatine
n.
1.
砹(放射性化学元素)a chemical element. Astatine is a radioactive element which is found in small amounts in nature, and is produced artificially for use in medicine.