20. In many situations, incremental costs may be the same as variable costs.
在许多情况下，增量成本可能与变动成本相同，但正确区分这两个不同的概念是十分重要的，同时也
in 词典解释
方位;移动（POSITION OR MOVEMENT）
in什么意思In addition to the uses shown below, in is used after some verbs, nouns, and adjectives in order to introduce extra information. In is also used with verbs of movement such as ‘walk’ and ‘push’, and in phrasal verbs such as ‘give in’ and ‘dig in’.除下列用法外，in还用在一些动词、名词、形容词后面，以引出附加信息。in 还与表示动作的动词连用，如 walk，push等,还用在诸如 give in，dig in 等短语动词中。The preposition is pronounced /?n/. The adverb is pronounced /'?n/. in 作介词在句中弱读，作副词在句中重读。
1. 在…里;在…之内
Someone or something that is in something else is enclosed by it or surrounded by it. If you put something in a container, you move it so that it is enclosed by the container.
e.g. He was in his car.
他坐在他的车里。
e.g. ...clothes hanging in the wardrobe...
挂在衣柜里的衣服
2. 在(某处)
If something happens in a place, it happens there.
e.g. We spent a few days in a hotel...
我们在一家宾馆住了几天。
e.g. He had intended to take a holiday in America...
他本打算去美国度假。
3. 在家;在办公室
If you are in, you are present at your home or place of work.
e.g. My flatmate was in at the time...
我的舍友当时在房间里。
e.g. He has had to be in every day.
他每天都得坐班。
4. 进;入
When someone comes in, they enter a room or building.
e.g. She looked up anxiously as he came in...
他进来的时候,她焦虑不安地抬起头来看了看。
e.g. They shook hands and went in.
他们握了手,走了进去。
5. in
5. (火车)进站;(轮船、飞机)抵港
If a train, boat, or plane has come in or is in, it has arrived at a station, port, or airport.
e.g. We'd be watching every plane coming in from Melbourne...
我们会密切注意从墨尔本飞来的每架飞机。
e.g. Look. The train's in. We'll have to run for it now.
看,火车进站了,我们现在得赶紧朝那边跑了。
6. (潮)在上涨
When the sea or tide comes in, the sea moves towards the shore rather than away from it.
e.g. She thought of the tide rushing in, covering the wet sand...
她想象潮汐涌来,淹没潮湿的沙滩。
e.g. If the tide was in they went swimming.
如果涨潮了,他们就去游泳。
7. 在(橱窗)里面
Something that is in a window, especially a shop window, is just behind the window so that you can see it from outside.
e.g. The light in the window went out...
橱窗里的灯熄灭了。
e.g. There was a camera for sale in the window.
橱窗里有一架相机待售。
8. 在(镜子)之中
When you see something in a mirror, the mirror shows an image of it.
e.g. I couldn't bear to see my reflection in the mirror...
我不忍看镜子里自己的样子。
e.g. He caught sight of his hair in a mirror.
他从镜子里看见了自己的头发。
9. 穿着;戴着
If you are dressed in a piece of clothing, you are wearing it.
e.g. He was a big man, smartly dressed in a suit and tie.
他身材高大，穿着西服打着领带，非常帅气。
e.g. ...three women in black.
3 个黑衣女子
10. (包裹)在…之中;(覆盖)在…之下
Something that is covered or wrapped in something else has that thing over or round its surface.
e.g. His legs were covered in mud.
他的腿上满是泥浆。
e.g. ...carrots wrapped in newspaper.
包在报纸里的胡萝卜
11. in
11. (裂缝或洞)在…表面上
If there is something such as a crack or hole in something, there is a crack or hole on its surface.
e.g. There was a deep crack in the ceiling above him.
在他头顶的天花板上有一道很深的裂缝。
e.g. ...an unsightly hole in the garden.
花园里一个很不雅观的洞
包含;参与（INCLUSION OR INVOLVEMENT）
1. 在(书、电影、戏剧、图片)之中
If something is in a book, film, play, or picture, you can read it or see it there.
e.g. Don't stick too precisely to what it says in the book.
不要过分拘泥于书上所说的。
e.g. ...one of the funniest scenes in the film.
电影中最滑稽的场景之一
2. 参加(演出、比赛等)
If you are in something such as a play or a race, you are one of the people taking part.
e.g. Alf offered her a part in the play he was directing...
阿尔夫在他导演的戏中给她安排了一个角色。
e.g. The Princess had been invited to ride in a charity race...
公主受邀参加一场慈善性质的赛马比赛。
3. 在(团体、收藏)当中
Something that is in a group or collection is a member of it or part of it.
e.g. The New England team are the worst in the league.
新英格兰队是联盟中最差的队。
e.g. ...the most spectacular painting in the collection.
收藏品中最受瞩目的一幅画
4. in什么意思
4. 在(学科、活动领域)方面
You use in to specify a general subject or field of activity.
e.g. ...those working in the defence industry.
国防工业领域从业者
e.g. ...future developments in medicine.
医学未来的发展
时间;数字（TIME AND NUMBERS）
1. 在(特定年、月等);在…期间
If something happens in a particular year, month, or other period of time, it happens during that time.
e.g. ...that early spring day in April 1949...
1949 年4月早春的那一天
e.g. Export orders improved in the last month...
上个月出口订单增加了。
2. 在(某一情形、形势)之中
If something happens in a particular situation, it happens while that situation is going on.
e.g. His father had been badly wounded in the last war.
在上次战争中，他的父亲受了重伤。
e.g. ...issues you struggle with in your daily life.
你在日常生活中费力应对的问题
3.
3. 花费…时间
If you do something in a particular period of time, that is how long it takes you to do it.
e.g. He walked two hundred and sixty miles in eight days.
他在8天里走了260英里的路。
4. 在(一段时间)之后
If something will happen in a particular length of time, it will happen after that length of time.
e.g. I'll have some breakfast ready in a few minutes...
几分钟后我就能做点儿早饭出来。
e.g. They'll be back in six months.
6个月之后他们就会回来。
5. 在(某一年龄段)之中
You use in to indicate roughly how old someone is. For example, if someone is in their fifties, they are between 50 and 59 years old.
e.g. ...young people in their twenties.
20多岁的年轻人
e.g. ...Molly, a tall woman in her early sixties.
莫莉,一位60出头的高个女士
6. in
6. 以(或按)…的数量
You use in to indicate roughly how many people or things do something.
e.g. ...men who came there in droves...
成群结队到那里的人
e.g. The children were assembled in hundreds...
数以百计的孩子们被集合起来。
7. (表示比率、比例、概率)在…之中
You use in to express a ratio, proportion, or probability.
e.g. Last year, one in five boys left school without a qualification...
去年，五分之一的男孩没有获得资格证书就离校了。
e.g. He was told that he had a one in 500 chance of survival.
他被告知有五百分之一的生存机会。
状态;特性（STATES AND QUALITIES）
1. u0061u0063u002Eu0031u0063u0061u0063u006D
1. (表示目前状态、形势)处于…中
If something or someone is in a particular state or situation, that is their present state or situation.
e.g. The economy was in trouble...
经济处于困境中。
e.g. Dave was in a hurry to get back to work...
戴夫急于回到工作岗位。
2. 带着，充满(某种情感或愿望)
You use in to indicate the feeling or desire which someone has when they do something, or which causes them to do it.
e.g. Simpson looked at them in surprise...
辛普森惊讶地看着他们。
e.g. Chris was weeping in anger and grief...
克丽丝悲愤交加,失声痛哭。
3. (性格、能力)在…身上
If a particular quality or ability is in you, you naturally have it.
e.g. Violence is not in his nature...
他天性温和。
e.g. I couldn't find it in me to embrace him.
我打心眼里不想拥抱他。
4.
4. (特定品质)在…之中
You use in when saying that someone or something has a particular quality.
e.g. He had all the qualities I was looking for in a partner...
他具有我要找的伴侣应该具备的所有品质。
e.g. 'I don't agree,' she said, surprised at the strength in her own voice...
“我不同意,”她说道,对自己的声音如此响亮有力而感到惊讶。
5. 以…方式(表达)
You use in to indicate how someone is expressing something.
e.g. Information is given to the patient verbally and in writing.
用口头和书面的形式向病人提供信息。
e.g. ...lessons in languages other than Spanish.
用西班牙语以外的语言讲授的课程
6. (表示排列或形状)成一排/呈球形
You use in in expressions such as in a row or in a ball to describe the arrangement or shape of something.
e.g. The cards need to be laid out in two rows...
这些卡片需要排成两行。
e.g. Her ear, shoulder and hip are in a straight line...
她的耳朵、肩膀和髋部呈一条直线。
7. 以(…颜色)的
If something is in a particular colour, it has that colour.
e.g. ...white flowers edged in pink...
粉边白花
e.g. He saw something written in black on the gravestones.
他看见墓碑上有一些黑字写的东西。
8. 在(某一特征、方面)上
You use in to specify which feature or aspect of something you are talking about.
e.g. The movie is nearly two hours in length...
这部电影时长近两个小时。
e.g. The oil is green in colour...
这种油是绿色的。
其他用法和短语（OTHER USES AND PHRASES）
Pronounced /'?n/ for meanings 1 and 3 to 8, and /?n/ for meaning 2. 作义项 1 和义项 3 到 8 时重读,作义项 2 时在句中弱读。1. 时髦的;流行的;受欢迎的
If you say that something is in, or is the in thing, you mean it is fashionable or popular.
e.g. A few years ago jogging was the in thing...
几年前慢跑很流行。
e.g. It is the 'in' place to go for a quick drink after work.
那是一个“很受欢迎”的地方，工作之后可以去那儿喝上几杯。
2. (与现在分词连用)在…过程中
You use in with a present participle to indicate that when you do something, something else happens as a result.
e.g. In working with others, you find out more about yourself.
在与别人一起工作的过程中,你会进一步认识你自己。
3. in
3. 肯定会经历;注定遭受
If you say that someone is in for a shock or a surprise, you mean that they are going to experience it.
e.g. You might be in for a shock at the sheer hard work involved...
所做工作之艰辛可能会让你大吃一惊。
e.g. When you venture outside, you are in for a surprise.
你外出探险时,定会遇上意想不到之事。
4. in什么意思
4. 对…怀有仇恨;伺机报复…
If someone has it in for you, they dislike you and try to cause problems for you.
e.g. The other kids had it in for me.
其他的孩子对我怀恨在心。
5. 卷入;参与
If you are in on something, you are involved in it or know about it.
e.g. I don't know. I wasn't in on that particular argument...
我不知道。我没有参与那一争论。
e.g. I'm going to let you in on a little secret.
我要向你透露一个小秘密。
6. 与…友好相处;深得…的欢心
If you are in with a person or group, they like you and accept you, and are likely to help you.
7. 因为;原因是
You use in that to introduce an explanation of a statement you have just made.
e.g. I'm lucky in that I've got four sisters.
我很幸运，因为我有4个姐姐。
8. 复杂详情;底细
The ins and outs of a situation are all the detailed points and facts about it.
e.g. ...the ins and outs of high finance...
大宗金融交易的详情
e.g. Dietary experts can advise on the ins and outs of dieting.
饮食专家可以对日常饮食的方方面面提出建议。
in 单语例句
1. A media war on waste is being launched in Beijing with the help of the general public.
2. This is despite concern in China that Ye has neither set foot in the media operation nor done business overseas.
3. in的翻译
3. While Li said he had not had contact with Wu in the past, police discovered they had done business together when Wu operated a television media company.
4.
4. A " cultural revolution " theme restaurant has done brisk business since it opened in Guangzhou several months ago.
5. But they also noted that more is needed to be done in terms of business promotion to guarantee an early recovery.
6. The country's domestic funds also fell across the board in the first three quarters.
7. Huang said more should be done to encourage private companies to keep their business in the production of goods and provision of services.
8.
8. The company has done well in Shanghai and is very confident about business in Beijing, as company leaders say Zara has earned potent brand recognition in the market.
9. That consensus comes from leading forecasters in a survey by the National Association for Business Economics released Monday.
10. u0031u67E5u00B7u8BEDu8BCD
10. That gloomy outlook came from leading forecasters in the latest survey by the National Association for Business Economics to be released Monday.
in 英英释义
in
noun
1. in是什么意思
1. a unit of length equal to one twelfth of a foot
Synonym: inch
adj
1. currently fashionable
e.g. the in thing to do
large shoulder pads are in
adv
1. to or toward the inside of
e.g. come in
smash in the door
Synonym: inwards inward
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