V2EX iodine

Iodine

定义 / Definition

:一种化学元素,符号 I,原子序数 53。常用于消毒(碘伏、碘酒)、医学检查中的造影剂,以及作为人体必需的微量元素(与甲状腺功能相关)。

发音 / Pronunciation (IPA)

/adin/

例句 / Examples

I put iodine on the cut to prevent infection.
我在伤口上涂了碘来预防感染。

Iodine deficiency can lead to thyroid problems, so some countries iodize table salt.
缺碘可能导致甲状腺问题,因此一些国家会在食盐中加碘。

词源 / Etymology

iodine 来自法语 iode,追溯到希腊语 iodes,意为“紫色的”。之所以这样命名,是因为碘在加热时会升华产生带紫色的蒸气,这一特征非常显著。

相关词 / Related Words

文学作品示例 / Literary Works

  • The Periodic Table Primo Levi(以化学元素为主题的散文/回忆录,涉及包括碘在内的元素知识与意象)
  • Uncle Tungsten: Memories of a Chemical Boyhood Oliver Sacks(回忆录中多处提及化学元素与实验材料,包含碘等常见化学品)
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