flashpoint

/ˈflæʃpɔɪnt/ (bre, ipa) · /ˈflæʃpɔɪnt/ (ame, ipa)

flashpoint — 名詞

  • flashpointsingular
  • flashpointsplural

1. a place, time, or situation where violence or angry conflict is very likely to b

1.名詞B2
釋義

衝突引爆點

暴力或衝突容易突然爆發的地點或局面

a place, time, or situation where violence or angry conflict is very likely to break out suddenly

例句

Bilal warned colleagues that the street corner was a flashpoint for gang activity after dark.

Bilal 警告同事，那條街角是入夜後幫派活動的衝突引爆點。

flashpoint + for [noun phrase describing conflict]

The disputed border region has long been a flashpoint where tensions easily escalate into violence.

那塊有爭議的邊界地區長期以來一直是緊張局勢容易升級為暴力的引爆點。

同義詞
  • hot spot

    emphasises a geographic location where trouble is frequent, whereas flashpoint can also refer to a moment in time

  • tinderbox

    more dramatic — suggests a situation ready to explode at any moment; less precise than flashpoint

  • trouble spot

    informal and neutral; conveys ongoing problems but not necessarily the sudden outbreak implied by flashpoint

反義詞

文法句型

flashpoint + for [noun]

become a flashpoint

常見錯誤

❌The disagreement had reached its flashpoint.
✅The disagreement had reached a flashpoint.
💡flashpoint is countable and often used with the indefinite article when referring to a specific situation.
❌The situation was a flashpoint.' (without further context)
✅The situation was a flashpoint for ethnic tensions.
💡the pattern flashpoint + for + [type of conflict] makes the meaning clearer.

2. the minimum temperature at which a liquid gives off enough vapour to ignite in o

2.名詞C1
釋義

閃火點

液體蒸氣能在空氣中起火的最低溫度

the minimum temperature at which a liquid gives off enough vapour to ignite in open air

例句

The safety data sheet states that the flashpoint of ethanol is about thirteen degrees Celsius.

安全資料表顯示乙醇的閃火點約為攝氏十三度。

flashpoint of [substance] — the typical pattern

Firefighters checked the flashpoint of every chemical stored in the warehouse before the inspection.

消防員在檢查前查驗了倉庫裡每一種化學藥品的閃火點。

同義詞
  • ignition point

    a broader term that can refer to any temperature at which a substance catches fire; flashpoint is more specific to liquid-vapour ignition

  • kindling point

    less common in modern technical use; more often used for solid materials like wood

文法句型

flashpoint of [substance]

have a flashpoint of [temperature]

用法筆記

The flashpoint of a liquid should not be confused with its autoignition temperature, which is higher — flashpoint is the minimum temperature at which enough vapour is produced to ignite if an open flame is present.

常見錯誤

❌The flashpoint of water is 100°C.
✅The boiling point of water is 100°C.
💡flashpoint refers to ignition of vapour, not boiling or melting.
❌This chemical has a high flashpoint, so it is very dangerous.
✅This chemical has a low flashpoint, so it is very dangerous.
💡a low flashpoint means it catches fire more easily.