an electric lamp造句

• Take an electric lamp , for example . is it possible for the lamp to not radiate light
  像一盏电灯，它说它不要给那个光，可以吗？
• There is a thin wire inside an electric lamp ; you can see it if you look carefully
  在电灯泡里有一根细导线，如果你仔细看的话，就能看到它。
• A device that automatically switches an electric lamp off and on , as in a commercial display sign
  闪光装置如广告宣传告示上的一种自动点燃或熄灭电灯的装置