electric blast furnace

例句：

1. 1.The electric bulb flickers as it struggles to turn on.
   灯泡挣扎着试图打开时闪烁不定。
2. 2.Electric cars are becoming increasingly popular in cities.
   电动汽车在城市中越来越受欢迎。
3. 3. The electric fence is designed to keep pets in and people out.
   这个电栅栏设计用来把宠物关在里面，让人类出去。