coat和jacket的区别：含义不同、用法不同、强调重点不同。coat可作名词和动词，含义有外套、动物皮、用…覆盖，泛指各种外套；jacket可作名词和及物动词，含义有夹克衫、保温套、给…穿夹克，特指夹克型的外套。
一、coat的基本含义及用法介绍
1、作为名词时，意为外套;外衣;大衣;(套装的)上装;动物皮毛。
例句：He turned off the television, put on his coat and walked out.
他关掉电视，穿上外套，出门了。
Vitamin B6 is great for improving the condition of dogs' and horses' coats.
维生素B6对于改善狗和马的皮毛有显著的作用。
The front door needs a new coat of paint...
前门需要刷一层新漆了。
I've had your coat cleaned ─ it's as good as new now.
你的外套洗好了——像新的一样。
2、作为动词时，意为给…涂上一层;(用…)覆盖。
例句：A film of dust coated the table.
桌上覆盖着一层灰尘。
Coat the fish with seasoned flour.
用拌有佐料的面粉将鱼裹上。
Give it a coat of polish.
给它涂上一层清漆。
二、jacket的基本含义及用法介绍
1、作为名词时，意为夹克衫;短上衣;(书籍通常带有图案或画面的)护封，书套;(热水管的)保温套，绝热罩。
例句：I have to wear a jacket and tie to work.
我上班得穿短上衣打领带。
The jacket was worn at the elbows.
这件夹克衫的肘部磨破了。
The book jacket is an important component part of the book design.
护封是书籍装帧的一个重要的组成部分。
2、作为及物动词时，意为给…穿夹克;给…装护套;给…包上护封;〈口〉打。
例句：He said we have to get him into the jacket.
他说我们必须给他穿上紧身夹克。
