lightbulb

lightbulb — noun

1. a glass or plastic object that fits into a lamp, light fixture, or socket and pr

1.名詞A2
釋義

a glass or plastic object that fits into a lamp, light fixture, or socket and produces light when electricity passes through it

例句

Wren replaced the broken lightbulb in the kitchen ceiling this morning.

replace + lightbulb (verb-object collocation)

Tanvi bought a pack of energy-saving lightbulbs at the hardware store.

energy-saving lightbulbs (adjective compound)

同義詞
  • bulb

    shorter, everyday equivalent — 'bulb' is used as often as 'lightbulb' in casual speech

  • lamp

    can refer to the whole light fixture; 'lamp' is less specific than 'lightbulb'

常見錯誤

❌The lightbulb in my room is death.
✅The lightbulb in my room has burned out.
💡use 'burn out' or 'go out' for a broken lightbulb, not 'die' or 'death'.