light up

• 短语动词，用于表示点燃某物、照亮空间，或表达突然的喜悦或兴奋。

A phrasal verb used to indicate the act of igniting something, illuminating a space, or expressing sudden joy or excitement.

不可数 · 及物和不及物 · 短语动词，可分

1. Illuminateformal

   To make something bright by lighting it.

   照亮

   • The fireworks lit up the night sky.
   • She lit up the room with a single candle.
   • The streetlights automatically light up at dusk.

   同义词brightenilluminateilluminelightlighten

   反义词darkendimextinguishobscureshade

2. Become happy or excitedinformal

   To show sudden happiness, excitement, or interest.

   容光焕发

   • Her face lit up when she saw the surprise.
   • The children's eyes lit up at the sight of the cake.
   • He lit up with joy upon hearing the good news.

   同义词beambrightencheer upglowperk upshinesparkle

   反义词clouddarkendimsadden

3. Start smokinginformal

   To begin smoking a cigarette or pipe.

   点烟

   • He stepped outside to light up a cigarette.
   • She lit up after finishing her meal.
   • They sat on the porch and lit up together.

   同义词fire uplight

基本动词light