Four words that often confuse learners of English are dead, death, die and died.
英语学习者经常会混淆四个单词：dead, death, die and died.
比较：
• My cat is dead. 我的猫咪死了。
• It died yesterday. 它是昨天死的。
• Its death was a surprise. 它的死是个意外。
这三个词的区别很简单：
Dead is an Adjective (a descriptive word) Dead是个形容词（描述性词语）
Death is a Noun (a naming word) Death是名词（命名词）
Die is a Verb (an action word) Die是动词（动作词）
Died is the past tense of the verb Die Died是动词Die的过去式。
Look at the following explanations containing a lot more details and examples. We have also included popular idiomatic expressions for each one.
看一下下面的解释，其中包括了更多的细节和例子，以及每个词常用的习惯用语。
Dead = Adjective Dead：形容词
We use the word dead to describe the lifeless state of something; it is the opposite of alive.
我们用dead这次个来描述没有了生命某物；与alive的意思相反。
• I forgot to water my plants and now they are dead 我忘记给植物浇水了，现在它们都死了。
= they were alive and now they are without life 它们之前还活着，现在却死了
• A dead planet 了无生气的星球
= a planet with no life on it 这个星球上没有生命
We can use dead in an informal way to describe a boring place with not many people or much activity
我们可以用dead描述一个无聊的地方，没有太多人或活动。
• The bar was dead 这个酒吧死气沉沉。
= there was nobody (or very few people) at the bar 酒吧里没人（或人很少）
1：To go dead means to loose feeling in the part of the body due to temporary lack of circulation
To go dead的意思是因为暂时缺少流通，身体的一部分没了知觉。
• My leg went dead after sitting on the floor for three hours 在地上坐了3个小时，我的腿没知觉了。
= My leg was numb, I couldn't feel it. 我的腿麻木了，没知觉了。
2：To be + dead + adjective (e.g. dead boring) is a slightly outdated British slang for 'completely' or 'totally'
To be + dead + adjective (e.g. dead boring)是一个稍微过时的英国俚语，意思是“完全” 。
The test was dead easy 这个测试特别简单。
3：Dead calm or dead silence means total/complete calm/silence, as if there was no life in an area
Dead calm 或 dead silence的意思是完全平静/安静，就像这里空无一人。
After the storm there was dead calm 暴风雨过后风平浪静。
I wouldn't be caught dead… (there/wearing that/doing that etc)
= To refuse to and affirm that you would never do something 拒绝并确定你永远不会做某事
To stop dead in your tracks
= To stop suddenly or abruptly 突然停止
Dead as a doornail
= Something that is completely/obviously/certainly dead 完全(或肯定、确实无疑地)死了的
In the dead of winter/night
= In the middle of winter/night 冬季中期/半夜
Death = Noun
Death:名词
The concept or idea of the state after life. Death is the opposite of life.
Death的意思是没有生命的状态，是life的反义词。
• Death comes to us all. 我们每个人都会经历死亡。
= The state of being dead is inevitable 死亡是不可避免的。
• Death scares some people 一些人害怕死亡
= The idea of dying scares some people 死亡是一些人感到害怕
To be on death's door
= To be very close to dying. Here death is personified. 离死亡非常近，这里的death被拟人化了。
You'll catch your death outside!
= An expression used to warn people about how cold the weather is outside. "You'll catch a cold, or worse!" 警告人们外面的天气是多么寒冷，可能会感冒，或得更严重的病。
To do something to death
= To do something over and over again until it is no longer popular. They've played that song to death on the radio! 反复做某事，直到不再流行。
A matter of life and death
= A usually figurative way if saying something's extremely important 用比喻的手法表示某物特别重要。
Die = Verb
Die:动词
The event (action) of death. The opposite of to be born 表示死亡这个动作，反义词是to be born
The past of die is died. Die的过去式是died.
• Michael Jackson died in 2009 迈克尔·杰克逊于2009年去世。
• My plants have died from thirst 我很长时间没给植物浇水了，它们缺水而死。
To be dying to do something
= to be desperate to do something e.g. "I'm dying to go on holiday" 渴望做某事
To be dying of something
= literal or figurative, e.g. "I'm dying of hunger/heat" 比喻义。例如：我要饿死了/渴死了。
Never say die
= never surrender/give up 不要放弃。
