アカデミック IELTS (バンド 8 以上) - エネルギーとパワー

a facility that transforms voltage levels and regulates electrical currents, typically situated in an electrical power distribution system

変電所

an electric device that is used to increase or decrease the voltage of an alternating current

変圧器（電気機器）

a chemical reaction between a fuel and an oxidizing agent, typically producing heat and light

燃焼

a method used to extract natural gas or oil from deep underground by injecting high-pressure fluid to fracture rock formations

フラッキング

a pipe, tube, or channel that is used to protect, enclose, or route electrical wires, cables, or other utilities for the purpose of safe and organized transmission

電線管

an electric current that reverses direction periodically, typically used in power distribution systems due to its efficiency in long-distance transmission

交流

any fuel that can be used instead of fossil fuels

代替燃料

a type of fuel made from living matter, such as plants or waste, that can be used as a renewable energy source

バイオ燃料

a gas, especially methane, that is produced as a result of the decomposition of animal or plant remains, which is used as fuel

バイオガス