ㄉㄥㄆㄠˋdēngpào

灯泡
  1. 電燈玻璃通常內部真空稀有氣體鎢絲通電發光燈泡」。

light bulb, see also 電燈泡[dian4 deng1 pao4], third-wheel or unwanted third party spoiling a couple's date (slang)​
ampoule électrique
Glühlampe (S)​