V2EX inert gas

Inert Gas

释义 Definition(中文)

惰性气体:指在常温常压下化学性质不活泼、很少与其他物质发生反应的气体。常见指稀有气体/惰性气体(noble gases)如氦、氖、氩等;在工业语境中也可泛指用来“隔绝空气、保护反应”的气体(如氩气作保护气),因此含义有时比“稀有气体”更宽。

发音 Pronunciation(IPA)

/nt s/ (英式)
/nt s/ (美式)

例句 Examples

The bulbs are filled with an inert gas.
灯泡里充入了惰性气体。

To prevent oxidation during welding, the metal is protected by a flow of inert gas such as argon.
为防止焊接时氧化,金属会用氩气等惰性气体的气流进行保护。

词源 Etymology(中文)

inert 来自拉丁语 iners,意为“无活力的、不起作用的”,在科学英语中引申为“不反应的”;gas 源自荷兰语 gas(17世纪化学术语)。合起来 inert gas 就是“化学上不怎么‘起作用’的气体”。

相关词 Related Words

文学与作品 Literary Works(出现语境举例)

  • Oliver Sacks《Uncle Tungsten》(《钨舅舅》):在化学与元素的科普叙述中谈到惰性/稀有气体。
  • Primo Levi《The Periodic Table》(《元素周期表》):以元素为线索的文学作品中涉及稀有气体相关内容。
  • Sam Kean《The Disappearing Spoon》(《消失的勺子》):讲述元素故事时讨论过稀有/惰性气体及其性质。
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