A chainsaw is a tool for cutting wood. A motor drives a metal chain that runs around a long bar; the chain has sharp teeth, so it bites through trees and logs much faster than a saw you move with your hands.

A chainsaw鏈鋸 is a tool for cutting wood是一種用來鋸木頭的工具。 A motor馬達 drives a metal chain會帶動一條金屬鏈條 that runs around a long bar這條鏈繞著長長的導板轉動； the chain has sharp teeth這條鏈上有鋒利的齒 so it bites through trees and logs所以它咬穿樹木和木頭 much faster than a saw you move with your hands速度比你用手操作的鋸子快得多

People use it to cut down trees, cut logs into pieces, and clear fallen wood after a storm. It is loud, heavy, and dangerous — you need training, a firm grip, and safety gear, because a moment of carelessness can cut a person as easily as a branch.

People use it人們用它 to cut down trees來砍樹 cut logs into pieces把木頭鋸成一段一段的 and clear fallen wood after a storm還有在暴風雨過後清理倒下的樹木。 It is loud, heavy, and dangerous它聲音很大、很重，而且很危險 — you need training, a firm grip, and safety gear你需要受過訓練、握得穩，還要有安全裝備 because a moment of carelessness can cut a person as easily as a branch因為一個不小心，鋸到人跟鋸到樹枝一樣容易

Though actually, the word is also a verb: to chainsaw a tree is to cut it with one. In films and games a chainsaw can be a scary weapon, but in real life it is a work tool for farmers, gardeners, and forest workers, not a kitchen word and not a school word.

Though actually不過事實上 the word is also a verb這個字也可以當動詞用： to chainsaw a tree is to cut it with oneto chainsaw a tree，就是「用鏈鋸把樹鋸倒」的意思。 In films and games在電影和遊戲裡 a chainsaw can be a scary weapon鏈鋸可能是嚇人的武器 but in real life但在現實生活裡 it is a work tool for farmers, gardeners, and forest workers它是農夫、園丁和林務工人的工作工具 not a kitchen word不是廚房裡會用到的字 and not a school word也不是學校裡會教的字