quenching

• 名词，指扑灭或终止燃烧的行为，常用于消防语境；也指金属热处理中快速冷却的工艺，还泛指抑制或消除某种现象。

A noun referring to the act of extinguishing or causing something to stop burning, often used in contexts of fire suppression or metallurgy.

不可数

1. ExtinguishingB2formal

   The act of putting out a fire or flame, causing it to stop burning.

   灭火

   • The firefighter's quick quenching of the blaze saved the building.
   • Water is the most common agent for the quenching of campfires.
   • The quenching of the furnace required a special chemical foam.

   同义词dousingextinguishingsmothering

   反义词ignitionkindling

• 动词，指解渴（消除口渴）或扑灭火焰、火势，也可指通过冷却使物体降温或使热情、欲望等减弱。

A verb used to indicate the act of satisfying a thirst or extinguishing a fire or flame.

1. Satisfy thirstB1formal

   To relieve or satisfy a strong desire for liquid, especially water.

   解渴

   • She quenched her thirst with a glass of cold water.
   • After the long hike, they quenched their thirst with lemonade.
   • Nothing quenches thirst like a cool drink on a hot day.

   同义词assuagerelievesatesatiatesatisfyslake

   反义词dehydratedryparch

2. Extinguish fireB2formal

   To put out a fire, flame, or light.

   扑灭

   • The firefighters quenched the blaze within minutes.
   • He used a bucket of sand to quench the campfire.
   • The rain helped quench the forest fire.

   同义词douseextinguishput outsmothersnuff out

   反义词ignitekindlelight

3. Suppress electrical sparkingC2formaltechnical

   To suppress sparking when the current is cut off in an inductive circuit, or to suppress an oscillation or discharge in a component or device.

   灭弧

   • The circuit uses a capacitor to quench the spark.
   • Engineers designed a special device to quench the oscillation.
   • The technician adjusted the system to quench the discharge.

   同义词dampdampenextinguishsnubsuppress

4. Suppress or crush completelyC1formal

   To completely suppress or destroy something, such as a feeling, rebellion, or activity.

   镇压

   • The dictator's army quenched the rebellion with force.
   • She tried to quench her anger before speaking.
   • The new policy quenched any hope of reform.

   同义词crushextinguishput downquellsquelchstiflesubduesuppress

   反义词arouseencouragefosterigniteincitekindleprovokestimulate

5. Reduce luminescenceC2formalscientific

   To reduce the degree of luminescence or phosphorescence in excited molecules or a material by adding a suitable substance.

   猝灭发光

   • The chemist added a substance to quench the phosphorescence.
   • This compound is used to quench the fluorescence in the sample.
   • The experiment required a material to quench the excited molecules.

   同义词dampendimextinguishreducesuppress

6. C1formaltechnical

   To cool hot metal by plunging it into cold water or other liquid.

   淬火

   • The blacksmith quenched the red-hot sword in a barrel of water.
   • Steel is often quenched to increase its hardness.
   • The metal was quenched in oil to achieve the desired properties.