spark

• 指摩擦、撞击燧石或放电时产生的微小火星，也常比喻事物的微小开端或引发事件的导火索。

A noun referring to a small fiery particle produced by friction, striking a flint, or electrical discharge, often used metaphorically to indicate a small beginning or trigger.

1. Small fiery particleA2formal

   A small, glowing particle caused by friction, fire, or electricity.

   火花

   • A spark from the campfire landed on his jacket.
   • The mechanic saw sparks fly from the engine.
   • Sparks from the welding torch lit up the dark room.

   同义词cinderember

2. Electric dischargeB1formal

   A brief flash of light caused by an electrical discharge.

   电火花

   • A spark jumped between the two wires.
   • The faulty wiring caused a spark that started the fire.
   • Electric sparks can be dangerous in a gas-filled room.

   同义词arcdischargeflash

3. Initiating factorB2formal

   A small thing that causes a larger event or reaction.

   火花

   • His comment was the spark that ignited the argument.
   • The discovery was the spark for a new scientific revolution.
   • A single spark of creativity can lead to a masterpiece.

   同义词catalystimpetusincitementseedstimulustrigger

4. Quality of livelinessB2informal

   A quality of energy, enthusiasm, or excitement.

   活力

   • She has a spark that makes her stand out in a crowd.
   • The team played with spark and determination.
   • His eyes had a spark of mischief.

   同义词animationdashenergylivelinesspepspiritvervevitalityvivacityzest

   反义词apathydullnesslifelessness

• 动词，表示引燃、激发或促使某事突然开始或发展。

A verb used to indicate the act of igniting, initiating, or causing something to start or develop, often suddenly.

1. Ignite or cause fireB1formal

   To produce a small fiery particle or to cause something to catch fire.

   引发火花

   • The faulty wiring sparked a fire in the basement.
   • A stray ember sparked the dry leaves.
   • The mechanic warned that the engine could spark if not repaired.

   同义词ignitekindlelighttouch off

2. Trigger or initiateB2formal

   To cause something to start or happen suddenly.

   引发

   • Her speech sparked a lively debate among the audience.
   • The discovery sparked a new wave of scientific research.
   • His comment sparked an argument between the two friends.

   同义词activatecauseelicitgalvanizeigniteinitiatekindlepromptprovokestartstimulatetrigger

   反义词curbdeterdiscouragehaltpreventquellstopsuppress

3. Inspire or stimulateB2informal

   To encourage or stimulate interest, creativity, or action.

   激发或激励

   • The teacher's enthusiasm sparked a love of reading in her students.
   • The documentary sparked my curiosity about space exploration.
   • A good conversation can spark new ideas.

   同义词excitegalvanizeigniteinspirekindlemotivatepromptprovokerousestimulatestirtrigger

   反义词dampendiscouragestiflesuppress

短语动词变体spark off