non-combustible

IPA/ˌnɒn.kəmˈbʌs.tə.bəl/
IPA/ˌnɑːn.kəmˈbʌs.tə.bəl/

non-combustible — 形容詞

1. describes a material or substance that does not catch fire or burn when placed n

1.形容詞B2
釋義

不可燃的

不會燃燒或著火的

describes a material or substance that does not catch fire or burn when placed near a flame or exposed to high temperatures

例句

Anong checked the label and confirmed the roof insulation was non-combustible.

Anong 檢查了標籤,確認屋頂隔熱材料是不可燃的。

non-combustible + noun (insulation) with linking verb

The safety officer asked whether the new cladding panels were non-combustible.

安全主管詢問新的外牆覆板是否為不可燃材料。

question form: whether + [item] + non-combustible

同義詞
  • fireproof

    broader in everyday use; suggests something can withstand fire but may not be chemically non-combustible

  • fire-resistant

    weaker in meaning — slows fire but may still burn under extreme conditions

  • incombustible

    formal synonym, far less common in modern English

反義詞
  • combustible

    direct opposite — able to catch fire and burn

  • flammable

    common opposite; easily set on fire

文法句型

non-combustible + noun

be + non-combustible

用法筆記

Most common in technical and safety contexts, especially building codes and fire-prevention guidelines. The opposite is combustible.

常見錯誤

The wooden shelf is non-combustible.
The metal shelf is non-combustible.
💡Wood catches fire easily and is a combustible material, so 'non-combustible' cannot describe it.