thumb
thumb
英[θʌm]美[θʌm]
n.拇指，（手套的）拇指部份；
vi.翘起拇指请求搭乘（过路汽车），示意请求搭便车，翻阅；
vt.翻阅，作搭车手势，用拇指翻脏[翻坏]（书页等）；
复数：thumbs;
第三人称单数：thumbs;
过去式：thumbed;
过去分词：thumbed;
现在分词：thumbing;
例句
Economic indicators have deteriorated at a pace that defies any rule of thumb诸多经济指标严重下滑，速度之快有违任何经验法则。
This glove has a hole in the thumb.这只手套的大拇指处有个洞。
I just do it by rule of thumb.我凭经验做的.
Is counting money to count thumb desquamate as relative as the bacterium on RMB?数钱数到大拇指脱皮是与RMB上的细菌有关系 么 ?
We aim for 80 % contrast as a general rule of thumb.我们认为的*佳的对比度是80%,这可以作为一般的经验值.
In Spain, snapping the thumb and first finger a few times is a form of applause.在西班牙, 将拇指和食指放在一起打响指是欢呼的一种形式.
I press the thumbtack into the board with thumb.我用大拇指将图钉按在木板上.
A rule of thumb is to allow flexibility with length.一条经验法则是允许灵活性和长度.
As a rule of thumb , the minimum device feature is about 4 times the beam diameter.一般来说, *小器件图形大约是电子束直径的4倍.
A good rule of thumb is that a broker must generate sales of ten times his salary if his employer is to make a profit.根据经验来看，如果雇主要获得利润，那么其代理商必须卖出相当于其工资10倍的销售额。
同义词
n.
thumb的同义词之：拇指
pollexv.
thumb的同义词之：搭车
getlifthitch-hikehitchahookridethumb的同义词之：浏览,翻阅
leafbrowsethroughoverglancerunrifflethumb的同义词之：其他释义
leaf反义词
thumb的反义词之：
finger词组
be all thumbs
another way of saying be all fingers and thumbs (see finger)同be all fingers and thumbs （见finger）thumb one's nose at
(informal)show disdain or contempt for(非正式)对…嗤之以鼻，蔑视thumbs up (或down)
(informal)an indication of satisfaction or approval (or of rejection or failure)(非正式)赞同；赞赏，满意（或否定、排斥、反对、拒绝、抛弃）under someone's thumb
completely under someone's influence or control在某人的支配（或控制）下，在某人的巨大影响之下all thumbs
Lacking physical coordination, skill, or grace; clumsy.笨拙的：缺少身体上的协调、技能或风度的；笨拙的thumb (one's) nose
To express scorn or ridicule by or as if by placing the thumb on the nose and wiggling the fingers.作蔑视的手势：把或似把拇指放在鼻子上并摆动其它手指以表示批评或嘲弄thumbs down
An expression of rejection, refusal, or disapproval.反对：否决、拒绝或反对的表示thumbs up
An expression of approval, success, or hope.刮刮叫：赞同、成功或希望的表示under (one's) thumb
Under the control of someone; subordinate to.处于某人的控制下；受制于英语四级真题
A good rule of thumb is that as soon as generals and hospital administrators jump on a management bandwagon ( ' , 追随一种管理潮流), it is time to ask questions.
出自-2017年6月阅读原文The ability to quickly thumb through pages is also lost.
出自-2014年6月阅读原文A good rule of thumb is that as soon as generals and hospital administrators jump on a management bandwagon (追随—种管理潮流), it is time to ask questions.
2017年6月四级真题（第三套）阅读 Section BSo are you fast at writing the messages with your thumb?
2016年6月四级真题（第一套）听力 Section B柯林斯高阶英汉双解学习词典释义
N-COUNT
(大)拇指
Your thumb is the short thick part on the side of your hand next to your four fingers.
例句
She bit the tip of her left thumb, not looking at me.她咬着左手的拇指尖，眼睛也不看我。N-COUNT
(手套的)拇指部分
The thumb of a glove is the part which a person's thumb fits into.
VERB
(站在路边，伸出手，拇指向上)请求搭便车，拦车
If you thumb a lift or thumb a ride, you stand by the side of the road holding out your thumb until a driver stops and gives you a lift.
例句
It may interest you to know that a boy answering Rory's description thumbed a ride to Howth...你或许会对这个消息感兴趣，有个和罗里描述的一模一样的小男孩搭便车到了霍斯。Thumbing a lift had once a carefree, easy-going image.伸手搭便车曾经给人以轻松随意的形象。PHRASE
扎眼;碍眼
If you say that someone or something sticks out like a sore thumb or stands out like a sore thumb, you are emphasizing that they are very noticeable, usually because they are unusual or inappropriate.
例句
Does the new housing stick out like a sore thumb or blend into its surroundings?...这个新住宅区是显得有点扎眼，还是和环境融为一体？In Japan a European stands out like a sore thumb.欧洲人到了日本会极为惹眼。PHRASE
无所事事;闲着无聊
If you say that someone is twiddling their thumbs, you mean that they do not have anything to do and are waiting for something to happen.
例句
The prospect of waiting around just twiddling his thumbs was appalling...想到将要无所事事，他就非常害怕。The Government cannot expect graduates to twiddle their thumbs on the dole.*府不愿意看到毕业生领着救济金却什么也不干。PHRASE
在…控制下;深受…影响
If you are under someone's thumb, you are under their control, or very heavily influenced by them.
例句
I cannot tell you what pain I feel when I see how much my mother is under my father's thumb...看见我母亲完完全全受我父亲的控制，我心里别提有多难受。She has Rachel firmly under her thumb.她把雷切尔牢牢地抓在手心里。英汉词典释义
n.
拇指
This glove has a hole in the thumb.这只手套的大拇指处有个洞。（手套的）拇指部份
vt. & vi.
翘起拇指请求搭乘（过路汽车）；示意请求搭便车
vt.
用拇指摸；用拇指捋
英英词典释义
Noun
1. the thick short innermost digit of the forelimb
2. the part of a glove that provides a covering for the thumb
3. a convex molding having a cross section in the form of a quarter of a circle or of an ellipse
Verb
1. travel by getting free rides from motorists
2. look through a book or other written material;
"He thumbed through the report""She leafed through the volume"3. feel or handle with the fingers;
"finger the binding of the book"行业词典
体育： 拇指；以拇指击对方；
医学： 拇指，拇：手的第一指，为五指中*短者，只有二指骨，与另四指相对。亦作pollex〔NA〕；
解剖学： 拇指；"又称 :拇指(Pollex（拉）,Digitus primus (Ⅰ)（拉）) "；
