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have teeth• It is important that it should also have teeth.• What can have teeth, of course, even if it is concealed by a friendly smile, is aid.• Because after the Anna Climbie case, the social services wanted to show it does have teeth.• Critics of the law say it has no teeth and will not prevent violent crime.• Frankly, I'd rather have teeth extracted than sit through either again.• Is it only a paper tiger, or does it really have teeth?• The episode illustrates beyond doubt that the majority voting rules of the Treaty of Rome have teeth.• The movement will have teeth to back its arguments.

4 fight tooth and nail FIGHT FOR OR AGAINST somethingto try with a lot of effort or determination to do something 竭尽全力；坚决

We fought tooth and nail to get these plans accepted.

我们全力争取让这些计划被接受。

Examples from the Corpus

fight tooth and nail• He would also fight tooth and nail to keep her from the likes of Tommy Allen.• Legislation aimed at forcing the power firms to clean up their act is being fought tooth and nail by the polluters.• He fought tooth and nail for 15 months before going to sleep one final night last week.• They fought tooth and nail through an initial series of leagues and finished in seven knockout matches.• They fought tooth and nail to protect the solicitors' monopoly of conveyancing but eventually compromised by not objecting to licensed conveyancers.• We had to fight tooth and nail to get the government to admit they were wrong.

5 get your teeth into something informalSTART DOING something to start to do something with a lot of energy and determination 全力以赴地开始处理某事；专注于做某事

I can’t wait to get my teeth into the new course.

我迫不及待地想开始新课程。

Examples from the Corpus

get your teeth into something• We were both the sort of people who just can't let go once they have got their teeth into something.• Once the gila monster gets its teeth into its prey it will not let go.• But meanwhile, her new role as fashion supremo is something she can really get her teeth into.• That O'Neill man isn't going to let up now he's got his teeth into it.

6 in the teeth of something in spite of opposition or danger from something 不顾反对；不顾危险

Permission for the development was granted in the teeth of opposition from local shopkeepers.

这个开发项目在当地店主的一片反对声中获得了批准。

Examples from the Corpus

in the teeth of something• In the teeth of enormous social sanctions, women are making their own sexual choices.• In many places it advanced in the teeth of opposition.• I simply do not have the manpower to make arrests in the teeth of such concerted action.• Science has to cling to the available evidence even in the teeth of seeming contradiction.• On stormy nights it had been exhilarating to fly in the teeth of the wind.• Permission for the development was granted in the teeth of opposition from a vigorous local campaign.• The state is in the teeth of the worst snowstorm in a decade.• He walked right in the road in the teeth of advancing traffic and almost got hit several times.• It means blind trust, in the absence of evidence, even in the teeth of evidence.• For I will, if I have to - and marry you in the teeth of them all.

7 set somebody’s teeth on edge FEEL HAPPY/FRIGHTENED/BORED ETCif a sound or taste sets your teeth on edge, it gives you an uncomfortable feeling in your mouth 〔声音、味道等〕使某人感到不舒服

a horrible scraping sound that set my teeth on edge

让我浑身难受的刺耳刮擦声

Examples from the Corpus

set somebody’s teeth on edge• At other times their self-evident frustration sets your teeth on edge.• It was all done so genteelly that it set McAllister's teeth on edge.• That set our teeth on edge and bring our goose pimples rising like porpoises after mackerel.• His high-pitched squeaky voice set my teeth on edge.• He w as filing arrow heads, and the sound of the metal on the whetstone set Burun's teeth on edge.

→ armed to the teeth at armed(1), → cut your teeth on something at cut1(23), → by the skin of your teeth at skin1(9), → a kick in the teeth at kick2(5), → lie through your teeth at lie2(1), → have a sweet tooth at sweet1(7), → take the bit between your teeth at bit2(9)

COLLOCATIONS

verbs

brush your teeth (also clean your teeth British EnglishBrE) 刷牙

I brush my teeth twice a day.

我一天刷两次牙。

nfloss your teeth (=clean between your teeth using dental floss)

My dentist said I should floss my teeth more.

have a tooth out British EnglishBrE, have a tooth pulled American EnglishAmE (=have a tooth removed) 拔牙

He’s gone to the dentist to have a tooth out.

他去牙医那儿拔牙了。

lose a tooth (=no longer have it) 掉牙齿

Many of the men had lost all their teeth by the age of 40.

其中许多男子40岁时牙齿就掉光了。

nextract a tooth (=take it out)

The dentist announced that she would have to extract two teeth.

bare your teeth (=show them, especially in an angry or threatening way) 龇牙

The dog bared its teeth and snarled.

那条狗龇着牙狂吠。

grit/clench your teeth (=put them firmly together) 咬紧牙关

nHe was gritting his teeth against the pain.

grind your teeth (also gnash your teeth literary) (=move them against each other because you are angry) 咬牙切齿〔因愤怒〕

nKate ground her teeth in helpless rage.

sink your teeth into something (=put your teeth into someone’s flesh, into food etc) 咬某物

nThe dog sank its teeth into the boy’s hand.

somebody’s teeth chatter (=hit together quickly because someone is cold or afraid) 某人的牙齿打战

nMy teeth began to chatter, and I regretted leaving my jacket behind.

nbe cutting a tooth (=have one of your first teeth growing)

Poor little Patrick was cutting another tooth and we had hardly had any sleep.

adjectives

somebody’s front/back teeth 某人的前牙/后牙

Some of his front teeth were missing.

他的前牙掉了几颗。

white/yellow 白的/黄的

His teeth were white and even.

他的牙齿洁白整齐。

sharp 尖利的

The fish has small but very sharp teeth.

这种鱼牙齿细小，但是非常尖利。

good/perfect 好的/完美的

nShe smiled, showing a mouthful of perfect teeth.

bad/rotten 坏的/烂了的

nShe felt ashamed of her bad teeth and rarely smiled.

even (=all of the same height) 平整的

His teeth were white and even.

他的牙齿洁白整齐。

crooked 不整齐的

nHe grinned at me, showing rotten, crooked teeth.

loose 松的

nI had a loose tooth.

tooth + NOUN

tooth decay 蛀牙

Brushing regularly helps prevent tooth decay.

按时刷牙有助于防止蛀牙。

COMMON ERRORSDon’t say ‘wash your teeth’. Say brush your teeth or clean your teeth.

不要说 ‘wash your teeth’。而要说 brush your teeth 或 clean your teeth。

Examples from the Corpus

tooth• With clenched teeth, keeping her head low and her eyes half-closed, she hugged the cliff-face and inched her way along.• Their immediate diagnosis was that the patient had swallowed her false teeth.• Even sociology, it turns out, can be red in tooth and claw.• The chimpanzee then pulls out the grass stem and picks off the termites with its teeth, smacking its lips with pleasure.• He retrieved his birds, the globe, the teeth, a few books.• We were both the sort of people who just can't let go once they have got their teeth into something.• Brush your teeth twice a day.• Brush your teeth, put on your jeans and go to the office.

Origin tooth

Old English toth

tooth noun →COLLOCATIONS1

LDOCE Online

Chinese

Corpus

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