electric vacuum cleaner

例句：

1. 1. The new car is electric, so it doesn't emit any pollution.
   这款新车是电动的，所以不排放任何污染。
2. 2. Electricity is a vital resource for modern society.
   电力是现代社会的重要资源。
3. 3. The electric fence keeps the animals in their enclosures.
   这个电栅栏把动物们关在了围栏里。