oxygen

/ˈɒksɪdʒən/ (bre, ipa) · /ˈɑːksɪdʒən/ (ame, ipa) · /ˈäk-si-jən/ (ame, mw)

oxygen — 名詞

1. a colourless gas element in the atmosphere and in water that most life needs in

1.名詞B2
釋義

氧氣

生命所需的無色氣體元素

a colourless gas element in the atmosphere and in water that most life needs in order to breathe.

例句

Hikers rested while thin mountain air gave them less oxygen.

登山客停下來休息，因為稀薄的山區空氣讓他們吸到較少氧氣。

oxygen in the air

The nurse placed an oxygen mask over Leo's mouth and nose.

護理師把氧氣罩罩在 Leo 的口鼻上。

collocation: oxygen mask

同義詞
  • O2

    the chemical symbol, common in science and medical contexts

  • medical oxygen

    oxygen prepared for treatment, so it is narrower than the general word

  • supplemental oxygen

    extra oxygen given when normal air is not enough

文法句型

oxygen in the air

oxygen levels in the blood

give someone oxygen

run out of oxygen

用法筆記

Usually uncountable. Common with nouns such as 'mask', 'tank', 'supply', and 'level', and often used in science, hospital, and climbing contexts when speakers need to talk about the gas itself rather than ordinary air.

常見錯誤

❌The room needs more oxygens.
✅The room needs more oxygen.
💡the word is normally uncountable in general use.
❌I can't oxygen in this room.
✅I can't get enough oxygen in this room.
💡'oxygen' is a noun, not a verb in ordinary English.