seal

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Animals

seal1 /siːl/ ●●○ S3 noun [countable]  1. HBAa large sea animal that eats fish and lives around coasts 海豹 →4  See picture of 见图 FOOD CHAIN →5 see picture at 见图 food chain2  SIGN/SYMBOL a) a mark that has a special design and shows the legal or official authority of a person or organization 印记，图记 The document carried the seal of the governor’s office. 文件上盖有州长办公室的章。 b) the object that is used to make this mark 印章，图章3  a piece of rubber or plastic that keeps air, water, dirt etc out of something 〔防止空气、水、灰尘等渗入的〕密封条，密封纸airtight/watertight seal an airtight seal around the windows 窗户四周的密封条4. a piece of wax, paper, wire etc that you have to break in order to open a container, document etc 封蜡，封条，火漆5  seal of approval APPROVEif you give something your seal of approval, you say that you approve of it, especially officially 正式认可，正式批准 A number of employers have already given their seal of approval to the scheme. 一些雇主已经对这项计划表示认可。6  set the seal on something British EnglishCOMPLETE to make something definite or complete 确定某事，使某事成定局 In 1972, Nixon himself went to China to set the seal on the new relationship. 1972年尼克松亲自访华，以确立新的外交关系。

Examples from the Corpus

seal• This is the reason you will notice jar lids advertising airtight seals and warning against consumption when the seal is broken.• an airtight seal• We will be protecting and reinforcing the existing sewer with an additional concrete seal around it.• stationery decorated with the Texas state seal• To the old farm for lunch, but what about the seals?• Most of the seals were nevertheless made of bone, ivory, steatite, banded agate, or orange carnelian.• The Tories' overwhelming victory in 1987 appeared to set the seal upon the triumph of bourgeois capitalism.• Check that the seal on the medicine has not been broken.airtight/watertight seal• These gaiters cover the whole boot and have a rubber rand which gives a watertight seal.• This is the reason you will notice jar lids advertising airtight seals and warning against consumption when the seal is broken.• By this method an airtight seal was made.seal2 ●●○ verb [transitive]  1  (also seal up)SHUT/CLOSE to close an entrance or a container with something that stops air, water etc from coming in or out of it 〔为防止空气、水等渗入或渗出〕把…封住，封闭 The window was sealed shut. 这扇窗户被封了起来。seal a joint/crack/opening/gap A quick way to seal awkward gaps is to use a foam filler. 要填补难弄的裂缝，一个快捷办法就是使用泡沫填充剂。 Dried milk is kept in hermetically sealed (=very tightly closed) containers. 奶粉储藏在完全密封的容器里。► see thesaurus at close2  if a building, area, or country is sealed, no one can enter or leave it 封闭，封锁〔建筑物、地区、国家〕 Authorities plan to seal the border. 当局计划封锁边境。3  SHUT/CLOSEto close an envelope, package etc by using something sticky to hold its edges in place 粘住，封住〔信封、包裹等〕 He wrote the address and sealed the envelope. 他写好地址，封上信封。4  to cover the surface of something with something that will protect it 封盖…的表面 Wooden decks should be sealed to prevent cracking. 木质平台应该刷防护漆防止开裂。5  seal somebody’s fate CERTAINLY/DEFINITELYto make something, especially something bad, sure to happen 决定某人的命运〔尤指厄运〕 The outbreak of war sealed the government’s fate. 战争爆发使政府的命运成为定局。6. seal a deal/bargain/pact etc CERTAINLY/DEFINITELYto make an agreement more formal or definite 达成协议/交易/协定等7  seal a victory/win/match to make a victory certain 锁定胜局 Smith’s goal sealed the victory. 史密斯的入球锁定了胜局。8 seal something ↔ in phrasal verb PREVENTto stop something that is inside something else from getting out 密藏〔某物〕，将〔某物〕封住 Fry the meat quickly to seal in the juices. 把肉快煎一下锁住肉汁。9 seal something ↔ off phrasal verb STOP something THAT IS HAPPENINGto stop people from entering an area or building, because it is dangerous 〔因有危险而〕封闭，封锁〔某地区或某幢建筑〕 Following a bomb warning, police have sealed off the whole area. 接到有炸弹的警告后，警方封锁了整个地区。 → somebody’s lips are sealed at lip(5), → all signed and sealed at sign2(6)→ See Verb table

Examples from the Corpus

seal• In this experiment, the chamber must be completely sealed.• By the time they did, it would be years too late, and their fate would be sealed.• The fix is to seal all seams in your ducts in the basement with duct tape.• The Texas Supreme Court will consider a case next month that could seal another entire realm of information: district attorney files.• Newman watched him stuffing banknotes into the envelope, sealing it, writing on the front.• And tonight they would seal that love together.• Folly cut the tape that sealed the box nearest to her and pulled off the lid.• She sealed the box with clear tape.• If you seal the jars well, the jam will keep for months or even years.• Each is a hermetically sealed universe, bumping off the others with very little cross-pollination.• The doorway had been sealed up with bricks.• Bricks should be sealed with a masonry stabiliser, while wood should be waxed, varnished or painted.seal a joint/crack/opening/gap• Push-fit or ring seal joints are simple to make.From Longman Business Dictionarysealseal1 /siːl/ noun [countable] a mark that has a special design and shows the legal or official authority of a person or organizationthe Presidential seal → common seal → company sealsealseal2 verb seal a deal/agreement/promise etcCOMMERCE to do something that makes a deal, agreement etc formal and definiteA handshake sealed the deal.→ See Verb tableOrigin seal1 1. Old English seolh2. (1100-1200) Old French seel, from Latin sigillum, from signum; → SIGN1

seal1 nounseal2 verbChinese  

lives Corpus eats fish that large animal and sea around Business a

seal

I

seal¹ S3 /siːl/ noun [countable]
1. a large sea animal that eats fish and lives around coasts
2.
  a. a mark that has a special design and shows the legal or official authority of a person or organization:
    The document carried the seal of the governor’s office.
  b. the object that is used to make this mark
3. a piece of rubber or plastic that keeps air, water, dirt etc out of something
    airtight/watertight seal
    an airtight seal around the windows
4. a piece of wax, paper, wire etc that you have to break in order to open a container, document etc
5. seal of approval if you give something your seal of approval, you say that you approve of it, especially officially:
    A number of employers have already given their seal of approval to the scheme.
6. set the seal on something British English to make something definite or complete:
    In 1972, Nixon himself went to China to set the seal on the new relationship.

II

seal² verb [transitive]
1. (also seal up) to close an entrance or a container with something that stops air, water etc from coming in or out of it:
    The window was sealed shut.
    seal a joint/crack/opening/gap
    A quick way to seal awkward gaps is to use a foam filler.
    Dried milk is kept in hermetically sealed (=very tightly closed) containers.
2. if a building, area, or country is sealed, no one can enter or leave it:
    Authorities plan to seal the border.
3. to close an envelope, package etc by using something sticky to hold its edges in place:
    He wrote the address and sealed the envelope.
4. to cover the surface of something with something that will protect it:
    Wooden decks should be sealed to prevent cracking.
5. seal sb’s fate to make something, especially something bad, sure to happen:
    The outbreak of war sealed the government’s fate.
6. seal a deal/bargain/pact etc to make an agreement more formal or definite
7. seal a victory/win/match to make a victory certain:
    Smith’s goal sealed the victory.
⇨ sb’s lips are sealed at lip(5), ⇨ all signed and sealed at sign²(6)
     

THESAURUS

   ▪ close to stop being open, or to make something stop being open. You use close and shut especially about your eyes, your mouth, a door, a window, or a container: Can I close the window? | Her eyes slowly closed. | He closed the door gently, so as not to wake the children.
   ▪ shut to close something . Shut sometimes has a feeling of doing something quickly and firmly, whereas close sounds more careful: He shut the door with a loud bang. | Shut your eyes and go to sleep.
   ▪ slam to close a door or lid quickly and noisily, especially because you are angry: She left the room, slamming the door behind her.
   ▪ draw the curtains to close curtains by pulling them across a window: The curtains were still drawn at ten o'clock in the morning.
   ▪ put the lid on something to close a container by putting a lid onto it: Did you put the lid on the cookie jar?
   ▪ seal to close something so that no air or water can get in or out: In this experiment, the chamber must be completely sealed.
     
seal something ↔ in phrasal verb
  to stop something that is inside something else from getting out:
    Fry the meat quickly to seal in the juices.
seal something ↔ off phrasal verb
  to stop people from entering an area or building, because it is dangerous:
    Following a bomb warning, police have sealed off the whole area.