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TOEFL BNC: 1643 COCA: 1189

brain

Word family 
Related topics: Human, Biology
brain1 /breɪn/ ●●● S2 W2 noun  
1  body.jpg ORGANorgan 器官 [countableC]HBHHB the organ inside your head that controls how you think, feel, and move 脑，大脑
 Messages from the brain are carried by the central nervous system.
大脑发出的信息是通过中枢神经系统传递的。
 the chemistry of the brain
大脑的化学性质
 the human brain
人脑
the right/left hemisphere of the brain (=the right or left side of the brain) 右脑/左脑
 Emotional responses are a function of the right hemisphere of the brain.
情绪反应是右脑的一项功能。
 She died of a brain tumour.
她死于脑瘤。
brain tissue/cell 脑组织/脑细胞
→4  See picture of 见图 HUMAN 1 →5 see picture at 见图 human1
2  intelligence 智力 [countableC usually plural, uncountableU]INTELLIGENT the ability to think clearly and learn quickly 智力，智慧，头脑，脑筋
 If you had any brains, you’d know what I meant.
你如果有点脑子，就会知道我的意思。
 The job requires brains.
做这工作需要头脑。
 Something’s addled your brains (=made you confused).
什么事让你脑子糊涂了吧。
 Come on, use your brain, John.
拜托，动动脑筋，约翰。
3  PERSONperson 人 [countableC usually plural] informalINTELLIGENT someone who is intelligent, with good ideas and useful skills 极聪明的人，人才
 Some of our best brains are leaving the country to work in the US.
我们当中一些最优秀的人才要离开本国去美国工作。
→ brain drain
4. food 食物 [uncountableU] (also brains [plural]) the brain of an animal, used as food 〔供食用的〕动物脑髓
5  have something on the brain informalTHINK ABOUT to be always thinking about something 一直想着某事物，牵挂着某事物
 I’ve got that song on the brain today.
今天我脑子里一直想着那首歌。
Examples from the Corpus
have something on the brain• You always have food on the brain.• But the festering problem may have effects on the brain, just as it can elsewhere in the body.• Must have maggots on the brain.• It's unbelievable - you have sex on the brain 24 hours a day!
6  be the brains behind/of something DEVELOPto be the person who thought of and developed a particular plan, system, or organization, especially a successful one 是某事的策划者[智囊，中枢人物]
 Danny’s definitely the brains of the project.
丹尼绝对是这个项目的策划者。
Examples from the Corpus
be the brains behind/of something• Bakewell senses that Rudd was the brains behind the fraud, but it was the brothers who were condemned to death.• Builtin computers are the brains behind them.• Maybe it was them who built the fences and he was the brains behind the organization.
7  brain dead 
a) MIin a state where your brain has stopped working properly, even though your heart may still be beating 脑死亡的
b) STUPID/NOT INTELLIGENT informal in a state in which you seem stupid or uninteresting, especially because you live a boring life or are very tired 不会动脑子的，愚蠢的〔尤因生活无聊或极其疲惫〕
Examples from the Corpus
brain dead• As laid back as you can get without being declared clinically brain dead.• But he was pronounced dead, you know the doctor came and said brain dead.• What's the matter with you? Are you brain dead or something?
8. something is not brain surgery informal used to say that something is not difficult to do 某事并不难做
→ bird-brain, hare-brained, → beat your brains out at beat1(22), → pick somebody’s brains at pick1(7), → rack your brain(s) at rack2(2)
n COLLOCATIONS – Meaning 2: the ability to think clearly and learn quickly
verbs
have brains
You should have more brains than to smoke.
use your brain
It’s easy if you just use your brain.
rack your brains (=try very hard to think of something)
If we all rack our brains we should come up with some ideas.
pick somebody’s brains (=ask someone for ideas)
I thought I’d pick Greg’s brains about what to take with us.
it takes/requires brains to do something
It takes brains to think of a plan like that.
something addles your brain (=makes you unable to think clearly)
The alcohol had addled his brain.
adjectives
a good/quick brain
It was obvious that Ann had a good brain.
Examples from the Corpus
brain• If you had any brains at all, you wouldn't ask such a stupid question.• Some of the best brains in the country are here tonight.• Branson has an excellent business brain.• The doctors have found a tumor in his brain.• Doctors feared an air rifle pellet had pierced his brain when the joke went horribly wrong.• His brain is completely scrambled tonight.• An algorithm purporting to match what is presumed to be operating in a human brain would need to be a stupendous thing.• My brain worked fast as I tried to decide what to do.• Ted's got more money than brains.• But the brain is surrounded by the skull, and all that escaped blood takes up space, squeezing the brain.• As our discussion of the brain revealed, alcohol affects nearly everything it touches.• A tumour or trauma in one side of the brain causes a loss in the field of vision on the other side.• They also accept that the brain has certain innate dispositions, if only the disposition to be reinforced by particular stimuli.• Louis was the brain in our class.• The brain has trillions of cells.
brain tissue/cell• The sequelae of hypertonicity are believed to result largely from changes in brain cell size.• A biopsy of brain tissue detected the presence of toxoplasmosis, which is relatively harmless in people with normally functioning immune systems.• Presumably the metabolism of brain cells is disrupted and some cells die.• But once converted into prions, they turn deadly, destroying the brain tissue.• The alcohol is now affecting her balance and slowing the brain cells governing learned social behaviour and inhibitions.• You pay for the service with brain cells instead of money, and everyone has simply billions of brain cells on deposit.
use ... brain• A number of different neurotransmitter substances are used in brains.• Just to be using brain and muscles and feelings all together at once, and not failing.• He began to take pride in using his brains to avoid trouble.• Receptors come in dozens of varieties, each specially designed to accommodate one of the dozens of neurotransmitters used by the brain.• Today, they primarily use their brains.• These chemical studies have now been complemented by the use of brain scanners.• Monkeys have a minor version of our tendency to use the left brain for listening carefully to rapid sound sequences.• Terry offered a bike to his son if only he would use the good brain he undoubtedly possessed.
brain2 verb [transitiveT] informal  
HITto hit someone very hard on the head – used humorously 重击〔某人〕的头部〔幽默用法〕
 I wanted to brain him.
我真想把他脑袋打开花。
Examples from the Corpus
brain• I'll brain you if you don't shut up!
Origin brain1
Old English brægen
brain1 noun →n COLLOCATIONS1brain2 verb
LDOCE Online
Chinese
Corpus

See also: ldoce4232jpg

TOEFL BNC: 1643 COCA: 1189
brain

noun¹

 1part of the body身體ADJECTIVE | BRAIN + NOUN | PREPOSITION | PHRASES ADJECTIVE➤human人腦▸➤left, right左腦；右腦◇The left brain controls the right-hand side of the body.左腦控制人的右半身。BRAIN + NOUN➤cell, tissue腦細胞；腦組織▸➤region大腦區域➤stem (usually brainstem) 腦幹▸➤function, process大腦功能／活動過程▸➤activity大腦活動▸➤damage, death, disease, disorder, failure, haemorrhage/hemorrhage, illness, injury, tumour/tumor大腦損傷；腦死亡；腦部疾患；腦部病症；腦力衰竭；腦出血；腦瘤▸➤scan腦部掃描◇He had a brain scan to search for possible damage.他做了個腦掃描檢查是否有損傷。➤surgeon, surgery腦外科醫生；腦外科➤waves (usually brainwaves) 腦電波PREPOSITION➤in the/your brain在大腦裏◇Doctors tried to reduce the swelling in his brain.醫生試圖減輕他的腦腫脹。➤on the/your brain在大腦裏；一直想着⋯◇He was found to have a blood clot on his brain.他的腦部發現有血塊。◇He has sex on the brain (= thinks about nothing but sex).他滿腦子想的都是性。PHRASES➤blow your brains out打得腦袋開花◇He put a gun to his head and threatened to blow his brains out.他用槍指着他的頭，威脅說要讓他腦袋開花。
brain

noun²

 2ability to think/intelligence腦力ADJECTIVE | VERB + BRAIN | BRAIN + VERB | BRAIN + NOUN | PREPOSITION | PHRASES ADJECTIVE➤fertile, fine, good, great, quick豐富的頭腦；精明的頭腦；機敏的頭腦➤muddled, tired混亂的頭腦；疲憊的腦子◇My tired brain couldn't cope with such a complex problem.我疲勞的大腦無法應付如此複雜的問題。➤analytical善於分析的頭腦VERB + BRAIN➤rack絞盡腦汁◇We racked our brains but we couldn't come up with a solution.我們絞盡腦汁也想不出解決方法。➤pick sb's (= ask sb for information because they know more about a subject than you) 向某人求教◇I need to pick your brains: what can you tell me about credit unions?我向您請教一下：您能告訴我信用合作社是怎麼回事嗎？➤take費腦子◇It doesn't take much brain to work out that both stories can't be true.用不着多想就知道兩種說法都不可能是真的。➤use動腦子BRAIN + VERB➤function, tick over, work大腦運轉◇It's important to keep your brain ticking over.經常開動腦筋很重要。➤reel大腦眩暈◇His brain reeled as he realized the implication of his dismissal.當意識到這是暗示要解雇他時，他的大腦一陣眩暈。➤register sth大腦注意到⋯◇The stopping distance includes the time taken for the brain to register the need to stop.制動停車距離涵蓋了大腦意識到必須停車所需要的時間。BRAIN + NOUN➤power (usually brainpower) 腦力；智囊➤drain (= the movement of skilled people to other countries) 人才流失PREPOSITION➤brain behind⋯的出謀劃策者◇He was the brains behind the robberies.他是劫案背後的謀劃者。PHRASES➤brains, not brawn腦力而非體力◇They relied on brains rather than brawn (= intelligence, not strength).他們靠的是腦力，而不是體力。➤have a brain for sth有⋯頭腦◇She has a good brain for mathematics.她很有數學頭腦。
TOEFL BNC: 1643 COCA: 1189
brain noun
⇨ genius (the brains of the family) ⇨ intelligence (It doesn't take much brain to work that out.) ⇨ mind (brain cells)
TOEFL BNC: 1643 COCA: 1189

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