electric circular saw for wood working

例句：

1. 1.The electric guitar is my favorite instrument.
   电吉他是我最喜欢的乐器。
2. 2. Electricity is a fundamental force in the universe.
   电力是宇宙中的基本力量。
3. 3. The electric fence keeps the children safe at night.
   电栅栏在晚上保护孩子们的安全。