flashing

• 形容某物明亮、突然或间歇地发光或闪烁。

Describes something that shines or gives out light in a bright, sudden, or intermittent way.

1. Emitting light intermittentlyA2formal

   Producing or reflecting light in sudden, brief bursts.

   闪烁的

   • The flashing lights of the ambulance warned other drivers.
   • A flashing neon sign hung above the entrance.
   • The lighthouse had a flashing beacon visible for miles.

   同义词blinkingflickeringglimmeringglintingsparklingtwinklingwinking

2. Moving quickly or suddenlyB1informal

   Appearing or moving very quickly and briefly.

   闪过的

   • A flashing thought crossed her mind.
   • The car made a flashing turn into the alley.
   • He gave a flashing smile before disappearing.

   同义词brieffleetingmomentarysuddentransient

• 表示突然而短暂的光亮或产生这种光的装置；在建筑中，也指用于防止水渗入的金属或塑料条。

A noun referring to a sudden, brief burst of light or a device that produces such light; also used in construction to refer to a strip of material used to prevent water penetration.

不可数

1. Construction materialC1formal

   A thin, weather-resistant material (often metal) used to seal joints and prevent water ingress in buildings, especially around roofs, chimneys, and windows.

   泛水板

   • The roofer installed new flashing around the chimney.
   • Water leaked through the old, corroded flashing.
   • Proper flashing is essential to prevent roof leaks.

• 表示突然而短暂的光亮闪现，或快速显示某物、使某物一闪而过的动词。

A verb used to indicate a sudden, brief burst of light or to show something quickly.

1. Shine brieflyA2formal

   To give out a sudden, brief, and bright light.

   闪光

   • The lightning flashed across the sky.
   • A car's headlights flashed in the darkness.
   • The camera flashed as the photo was taken.

   同义词flareflickergleamglintglistenglittersparkletwinkle

2. Show quicklyB1informal

   To show something for a very short time.

   闪现

   • He flashed his ID badge at the security guard.
   • She flashed a smile at the camera.
   • The spy flashed a secret signal to his partner.

   同义词displayexhibitexposeflourishrevealshowwave

   反义词concealhidewithhold

3. Move quicklyB1informal

   To move or pass very quickly.

   闪过

   • The train flashed past the station.
   • A thought flashed through her mind.
   • The years flashed by in an instant.

   同义词boltdartdashflyraceshootspeedsprintwhizzoom

   反义词crawlcreepdawdlelagloitertrudge