alternate的第三人称单数是什么

1. （使）交替，（使）轮流， 轮换，依次
2. 【电】交流
3. 交替变化，交变
4. 交错
5. （使）交替出现，（使）更迭发生，轮流进行，交替发生
6. 使交替排列
7. 使相间
8. 定期地互换位置

1. 间隔的，每隔的
2. 轮流的，交替的，相间的，更迭的
3. 互生的
4. 供选择的，供替换的
5. 隔一的
6. 备用的
7. 补充的
8. 预备的，候补的
9. 【植】交错的
10. 代理的
11. 代替的
12. 交互的

1. 代替者，候补者，替补队员
2. 代理人
3. 替换物，代替物，代用品
4. 析取项
5. 副代表
6. 代表人
7. 交替者，轮流者

1. someone who takes the place of another person

1. every second one of a series;

   "the cleaning lady comes on alternate Wednesdays"
   "jam every other day"
   

2. serving or used in place of another;

   "an alternative plan"
   

3. occurring by turns; first one and then the other;

   "alternating feelings of love and hate"
   

4. of leaves and branches etc; first on one side and then on the other in two ranks along an axis; not paired;

   "stems with alternate leaves"
   

1. go back and forth; swing back and forth between two states or conditions
2. exchange people temporarily to fulfill certain jobs and functions
3. be an understudy or alternate for a role
4. reverse (a direction, attitude, or course of action)
5. do something in turns;

   "We take turns on the night shift"
   

1.（使）交替；（使）轮流
When youalternate two things, you keep using one then the other. When one thingalternates with another, the first regularly occurs after the other.

e.g. Her aggressive moods alternated with gentle or more co-operative states...
她情绪多变，时而咄咄逼人，时而又显得温柔平和或乐于合作。
e.g. The three acts willalternate as headliners throughout the tour...
这3个节目将在整个巡回演出中轮流打头牌。

2.交替的；轮流的
Alternate actions, events, or processes regularly occur after each other.

alternate的解释

e.g. They were streaked withalternate bands of colour.
它们都带有各种色彩相间的条纹。

3.每隔一（天等）的
If something happens onalternate days, it happens on one day, then happens on every second day after that. In the same way, something can happen inalternate weeks, years, or other periods of time.

alternate什么意思

e.g. Lesley had agreed to Jim going skiing inalternate years.
莱斯莉已同意吉姆每隔一年去滑一次雪。

4.供选择的；备用的；其他的
You usealternate to describe a plan, idea, or system which is different from the one already in operation and can be used instead of it.

e.g. His group was forced to turn back and take analternate route.
他的小组被迫返回并选择了另一条路线。
e.g. ...alternate forms of medical treatment.
其他可供选择的医疗方案

5.代替者；候补者
Analternate is a person or thing that replaces another, and can act or be used instead of them.

e.g. In most jurisdictions, twelve jurors and two alternates are chosen...
大多数辖区都会选出12名陪审员和2名候补陪审员。
e.g. The six food groups include grain products, vegetables, fruits, milk and milk products, meats and meat alternates, and a miscellaneous group.
这6类食物包括谷类产品、蔬菜、水果、牛奶和奶制品、肉类和肉类替代品以及杂类食品。

6.（尤其在美国英语中，当alternative作义项3、4和5解时，代替alternative使用）
Alternate is sometimes used, especially in American English, instead ofalternative in meanings 3, 4, and 5.

e.g. ...analternate lifestyle.
另一种生活方式

alternate between (v.+prep.)

交替 follow by turns between sth
alternate between sth and sth

He alternated between hope and despair.

他时而充满希望,时而绝望。

She alternated between laughter and tears.

她时笑时哭。

alternate with (v.+prep.)

轮流,交换 change for
alternate with sth

Little Caddy always alternates crying with sleeping.

小卡迪总是哭完了就睡觉。

Wet days alternates with fine days.

下雨天和晴天相间而来。

alternate sth with sth

He alternates joy with grief.

他时喜时忧。

John alternates hard work with laziness.

约翰有时勤奋工作有时懒惰。

I am only taking two dresses on holiday, so I will have to alternate the green dress with the blue one.

我只带着两件衣服度假,所以只能绿的和蓝的替换着穿。

There are two computers, you can alternate this one with that one.

那有两台电脑,这台和那台你可以替换着用。

We must alternate work with rest.

我们要劳逸结合。

• A wheel spoked red and white In alternate stripes.

  出自：W. Stevens

• The family's alternate feasts and famine whenever his father got work or was laid off.

  出自：A. Lurie

• Who in their course Melodious Hymns about the sovran Throne Alternate all night long.

  出自：Milton

alternate, periodic

这两个词的共同意思是有规律地重复再现。alternate指两件事物交替出现或一件事物每隔一段时间出现; periodic指可预测的周期性发生。

alternate, rotate

这组词都指“轮流”“交替”,其区别是alternate指两者间“轮流”, rotate则指三者或三者以上。例如：

The manager said he will alternate Jane and Joe as editor.

经理说他会让简和乔轮流做编辑。

He told me that he will rotate Caddy,Keat and Ilott as his teacher.

他告诉我他会让卡迪,基特和伊洛特 轮流当他的老师。

alternate between, alternate with

这两个短语的区别在于：

1.alternate between的意思是“相互交替”, alternate with的意思是“与之交替”。

2.alternate between一般接and连接的并列宾语,而alternate with则接名词或代词作宾语。